APA (7th ed.) Citation

Geological Survey (U.S.) & Lund, K. (1992). Geologic maps of the Big Mallard, Middle Bargamin, and Magruder additions to the Frank Church-River-of-No-Return Wilderness, Lemhi and Idaho counties, Idaho. The Survey.

Chicago Style (17th ed.) Citation

Geological Survey (U.S.) and Karen Lund. Geologic Maps of the Big Mallard, Middle Bargamin, and Magruder Additions to the Frank Church-River-of-No-Return Wilderness, Lemhi and Idaho Counties, Idaho. Reston, Va.: The Survey, 1992.

MLA (9th ed.) Citation

Geological Survey (U.S.) and Karen Lund. Geologic Maps of the Big Mallard, Middle Bargamin, and Magruder Additions to the Frank Church-River-of-No-Return Wilderness, Lemhi and Idaho Counties, Idaho. The Survey, 1992.