APA

Swarth H. S., . (1926). Report on a collection of birds and mammals from the Atlin region, northern British Columbia. Berkeley, Calif: University of California Press.

Chicago

Swarth Harry S, . 1926. Report on a collection of birds and mammals from the Atlin region, northern British Columbia. Berkeley, Calif: University of California Press.

Harvard

Swarth H. S., . (1926). Report on a collection of birds and mammals from the Atlin region, northern British Columbia. Berkeley, Calif: University of California Press.

MLA

Swarth Harry S, . Report on a collection of birds and mammals from the Atlin region, northern British Columbia. Berkeley, Calif: University of California Press. 1926.