APA ציטוט

David T. Krohne. (2001). General ecology. Pacific Grove, California: Brooks/Cole.

Trích dẫn kiểu Chicago

David T. Krohne. General Ecology. Pacific Grove, California: Brooks/Cole, 2001.

ציטוט MLA

David T. Krohne. General Ecology. Pacific Grove, California: Brooks/Cole, 2001.