APA

Monro C. C. A., . (1933). The Polychæta Errantia collected by Dr. C. Crossland at Colón, in the Panama Region, and the Galapagos Islands during the Expedition of the S.Y. ‘ St. George.’. : .

Chicago

Monro C C A, . 1933. The Polychæta Errantia collected by Dr. C. Crossland at Colón, in the Panama Region, and the Galapagos Islands during the Expedition of the S.Y. ‘ St. George.’. : .

Harvard

Monro C. C. A., . (1933). The Polychæta Errantia collected by Dr. C. Crossland at Colón, in the Panama Region, and the Galapagos Islands during the Expedition of the S.Y. ‘ St. George.’. : .

MLA

Monro C C A, . The Polychæta Errantia collected by Dr. C. Crossland at Colón, in the Panama Region, and the Galapagos Islands during the Expedition of the S.Y. ‘ St. George.’. : . 1933.