Cita APA

OP Gupta. (1998). Weed management: Principles and practices. Agro botanica.

Chicago Edition Citation

OP Gupta. Weed Management: Principles and Practices. Bikaner: Agro botanica, 1998.

Cita MLA

OP Gupta. Weed Management: Principles and Practices. Agro botanica, 1998.