Παραπομπή APA

ODUM,Eugene P. (1963). ECOLOGY. HOLT RINEHART AND WINSTON.

Παραπομπή Chicago Style

ODUM,Eugene P. ECOLOGY. LONDON: HOLT RINEHART AND WINSTON, 1963.

Παραπομπή MLA

ODUM,Eugene P. ECOLOGY. HOLT RINEHART AND WINSTON, 1963.