APA-viite

Gupta, A. K. (1977). Genetics and wheat improvement. Oxford I B H publishing company.

Chicago-tyylinen lähdeviittaus

Gupta, A K. Genetics and Wheat Improvement. New Delhi: Oxford I B H publishing company, 1977.

MLA-viite

Gupta, A K. Genetics and Wheat Improvement. Oxford I B H publishing company, 1977.