APA ציטוט

Nybakken,James W. (1997). Marine biology: : an ecological approach (6th ed.). Benjamin cummings.

Chicago Edition Citation

Nybakken,James W. Marine Biology: : An Ecological Approach. 6th ed. California: Benjamin cummings, 1997.

ציטוט MLA

Nybakken,James W. Marine Biology: : An Ecological Approach. 6th ed. Benjamin cummings, 1997.