1. Demby W.M. 1967. Ekonomiczne znaczenie ochrony roślin. Post. Nauk Roln., nr 1: 81-88.
2. Demby W.M., Turowski W. 1967. An attempt to assess the economic value of the herbicide usage in cereals. Biul. Inst. Ochr. Roślin nr 36: 291-298 (in Polish, English summary).
3. Demby W.M., Turowski W. 1968. Economics of herbicide usage on peas and lupins. Biul. Inst. Ochr. Roślin nr 40: 63-81 (in Polish, English summary).
4. Demby W.M. 1969. The problem of estimation of the loses in yields, considering the investigations conducted in Poland. Post. Nauk Roln., nr 3-4: 83-97 (in Polish).
5. Węgorek W., Demby W.M. 1969. From sorcery and superstition to integrated control. Biul. Inst. Ochr. Roślin nr 44: 5-17 (in Polish, English summary).
6. Demby W.M. 1969. Zarys historyczny ochrony roślin w Polsce. Post. Nauk Roln., nr 1: 109-132.
8. Demby W.M. 1970. Ochrona roślin w Polsce w latach 1946-1965. Studium ekonomiczno-historyczne. Rocz. Nauk Roln. - Seria D, 190: 1-191.
9. Demby W.M. 1970. Wzrost znaczenia ochrony roślin w warunkach intensyfikacji produkcji rolnej. Nowe Rolnictwo nr 15: 17-19.
10. Demby W.M. 1972. Najdawniejsze doniesienia prasowe o pojawie szkodników na ziemiach polskich. Post. Nauk Roln., nr 2: 101-105.
11. Demby W.M., Turowski W. 1972. Economics estimation of herbicide application on potato fields. Prace Nauk. Inst. Ochr. Roślin 15 (1): 147-164 (in Polish, English summary).
12. Demby W.M. 1978. Economical effectiveness of chemical plant protection treatments in main field cultures in Poland in 1974-1976. Materiały 18. Sesji Nauk. Inst. Ochr. Roślin: 405-422 (in Polish, English summary).
13. Demby W.M. 1982. Role of plant protection treatments in the increase of yield of more important field cultures in Poland. Materiały 22. i 23. Sesji Nauk. Inst. Ochr. Roślin: 41-48 (in Polish, English summary).
14. Demby W.M. 1983. Chemical pest control as the factor of yield increase and rentability of field cultures. Results of investigations carried out in 1973-1978. Prace Nauk. Inst. Ochr. Roślin 24 (2): 11-68 (in Polish, English summary).
15. Demby W.M. 1984. Carrent problems in the plant protection economics. Zesz. Probl. Post. Nauk. Roln., nr 246: 23-40 (in Polish, English summary).
16. Demby W.M, 1984. State and trends of scientific research on the plant protection economics in Poland. Zesz. Probl. Post. Nauk Roln., nr 246: 97-106 (in Polish, English summary).
17. Demby W.M. 1985. Die Rolle des Pflanzenschutzes bei der Steigerung der Ertrage der wichtigsten Kulturen in der VR Polen. Nachr. Pflanzenschutz in der DDR, 6: 134-135.