Gaya APA

Marrtinson, H, A. (1984). Changes In Channel Geomorphology of Six Eruption - Affected Tributaris of The Lewis River, 1980- 1982 . Washington: U S Geological Survey.

Gaya MLA

Marrtinson, Holly, A. "Changes In Channel Geomorphology of Six Eruption - Affected Tributaris of The Lewis River, 1980- 1982". Washington: U S Geological Survey, 1984. Text.