APA (7th ed.) Citation

Gupta, O. (1998). Weed management : Principles and practices .: O.P. Gupta. Agro Botanica.

Chicago Style (17th ed.) Citation

Gupta, O.P. Weed Management : Principles and Practices .: O.P. Gupta. New Delhi: Agro Botanica, 1998.

MLA (9th ed.) Citation

Gupta, O.P. Weed Management : Principles and Practices .: O.P. Gupta. Agro Botanica, 1998.