APA引文

Gupta,O P. (1987). Aquatic weed management: A text book and manual. Today and Tomarrows Printers and Publishers.

Chicago Edition Citation

Gupta,O P. Aquatic Weed Management: A Text Book and Manual. New Delhi: Today and Tomarrows Printers and Publishers, 1987.

MLA引文

Gupta,O P. Aquatic Weed Management: A Text Book and Manual. Today and Tomarrows Printers and Publishers, 1987.

警告：這些引文格式不一定是100％准確.