APA

Gupta V. K. E. P. Y. S. E., . (2001). Diseases of vegetable crops. : Kalyani Publishers, Ludhiana.

Chicago

Gupta V K Ed Paul Y S Ed, . 2001. Diseases of vegetable crops. : Kalyani Publishers, Ludhiana.

Harvard

Gupta V. K. E. P. Y. S. E., . (2001). Diseases of vegetable crops. : Kalyani Publishers, Ludhiana.

MLA

Gupta V K Ed Paul Y S Ed, . Diseases of vegetable crops. : Kalyani Publishers, Ludhiana. 2001.