APA

Clark A. H., . (1916). One new starfish and five new brittle stars from the Galápagos Islands. : .

Chicago

Clark Austin H, . 1916. One new starfish and five new brittle stars from the Galápagos Islands. : .

Harvard

Clark A. H., . (1916). One new starfish and five new brittle stars from the Galápagos Islands. : .

MLA

Clark Austin H, . One new starfish and five new brittle stars from the Galápagos Islands. : . 1916.