APA

Hatt R. T., . (1934). The pangolins and aard-varks collected by the American Museum Congo Expedition. New York: American Museum of Natural History.

Chicago

Hatt Robert T, . 1934. The pangolins and aard-varks collected by the American Museum Congo Expedition. New York: American Museum of Natural History.

Harvard

Hatt R. T., . (1934). The pangolins and aard-varks collected by the American Museum Congo Expedition. New York: American Museum of Natural History.

MLA

Hatt Robert T, . The pangolins and aard-varks collected by the American Museum Congo Expedition. New York: American Museum of Natural History. 1934.