APA

Ziesenhenne F., . (1935). A new brittle star from the Galapagos Islands. Los Angeles, California: The University of Southern California Press.

Chicago

Ziesenhenne Fred, . 1935. A new brittle star from the Galapagos Islands. Los Angeles, California: The University of Southern California Press.

Harvard

Ziesenhenne F., . (1935). A new brittle star from the Galapagos Islands. Los Angeles, California: The University of Southern California Press.

MLA

Ziesenhenne Fred, . A new brittle star from the Galapagos Islands. Los Angeles, California: The University of Southern California Press. 1935.