Cita APA (7a ed.)

FARB PETER. (1983). ECOLOGY (2.). TIME LIFE BOOKS.

Cita Chicago Style (17a ed.)

FARB PETER. ECOLOGY. 2. HONGKONG: TIME LIFE BOOKS, 1983.

Cita MLA (9a ed.)

FARB PETER. ECOLOGY. 2. TIME LIFE BOOKS, 1983.