APA

Osburn R. C., . (1952). Bryozoa of the Pacific coast of America. Los Angeles, California: The University of Southern California Press.

Chicago

Osburn Raymond C, . 1952. Bryozoa of the Pacific coast of America. Los Angeles, California: The University of Southern California Press.

Harvard

Osburn R. C., . (1952). Bryozoa of the Pacific coast of America. Los Angeles, California: The University of Southern California Press.

MLA

Osburn Raymond C, . Bryozoa of the Pacific coast of America. Los Angeles, California: The University of Southern California Press. 1952.