APA ציטוט

NAIR.P.K.G. (1990). PrINCIPLES OF ENVIRONMENTAL BIOLOGY (I.). HIMALAYA PUBLISHING HOUSE.

Chicago Edition Citation

NAIR.P.K.G. PrINCIPLES OF ENVIRONMENTAL BIOLOGY. I. INDIA: HIMALAYA PUBLISHING HOUSE, 1990.

ציטוט MLA

NAIR.P.K.G. PrINCIPLES OF ENVIRONMENTAL BIOLOGY. I. HIMALAYA PUBLISHING HOUSE, 1990.