Gaya APA

Weaver, J, E., Clements, F, E. (1980). Plant Ecology (Ed. 2). New Delhi: Tata McGraw- Hill Publishing Company.

Gaya MLA

Weaver, John, E.., Clements, Frederic, E.. "Plant Ecology". Ed. 2 New Delhi: Tata McGraw- Hill Publishing Company, 1980. Text.