MLA (8th Edition)
Geologic Map of the Mount Katmai Quadrangle and Adjacent Parts of the Naknek and Afognak Quadrangles, Alaska. The Survey, For sale by Map Distribution, 1993.
APA (7th Edition)
Geologic map of the Mount Katmai quadrangle and adjacent parts of the Naknek and Afognak quadrangles, Alaska. (1993). The Survey, For sale by Map Distribution.