APA

Weaver J. E. C. F. E., . (1983). Plant ecology. : TATA McGraw-Hill Publishing Company, New Delhi.

Chicago

Weaver John E Clements Frederic E, . 1983. Plant ecology. : TATA McGraw-Hill Publishing Company, New Delhi.

Harvard

Weaver J. E. C. F. E., . (1983). Plant ecology. : TATA McGraw-Hill Publishing Company, New Delhi.

MLA

Weaver John E Clements Frederic E, . Plant ecology. : TATA McGraw-Hill Publishing Company, New Delhi. 1983.