Dyfyniad APA

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

Dyfyniad Arddull Chicago

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

Dyfyniad MLA

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

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.