APA (7e ed.) Bronvermelding

Roy, S. (1990). Agriculture and technology in developing countries: India and Nigeria. Sage Publications.

Chicago (17e ed.) Bronvermelding

Roy, Sumit. Agriculture and Technology in Developing Countries: India and Nigeria. New Delhi ; Newbury Park: Sage Publications, 1990.

MLA (8e ed.) Bronvermelding

Roy, Sumit. Agriculture and Technology in Developing Countries: India and Nigeria. Sage Publications, 1990.