APA-referens

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

Chicago-stil citat

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

MLA-referens

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

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