Cita APA (7a ed.)

(1979). A grammatical sketch of Siberian Yupik Eskimo, as spoken on St. Lawrence Island, Alaska / Steven A. Jacobson.

Cita Chicago Style (17a ed.)

A Grammatical Sketch of Siberian Yupik Eskimo, as Spoken on St. Lawrence Island, Alaska / Steven A. Jacobson. 1979.

Cita MLA (9a ed.)

A Grammatical Sketch of Siberian Yupik Eskimo, as Spoken on St. Lawrence Island, Alaska / Steven A. Jacobson. 1979.