APA ציטוט

KREBS, C. J. (1989). Ecological Methodology Charles J. Krebs. Harper & Row.

Chicago Style (17th ed.) Citation

KREBS, Charles J. Ecological Methodology Charles J. Krebs. Harper & Row, 1989.

ציטוט MLA

KREBS, Charles J. Ecological Methodology Charles J. Krebs. Harper & Row, 1989.