APA استشهاد

Gupta, N. (1979). Agricultural Development of States in India. Seema.

استشهاد بنمط شيكاغو

Gupta, N.S. Agricultural Development of States in India. New Delhi: Seema, 1979.

MLA استشهاد

Gupta, N.S. Agricultural Development of States in India. Seema, 1979.