APA (7th ed.) Citation

Geological Survey (U.S.). (1993). Anchorage (C-6) NW quadrangle, Alaska--Matanuska--Susitna Borough, 1979: 1:25 000-scale series (topographic) (Rev. 1993.). The Survey.

Chicago Style (17th ed.) Citation

Geological Survey (U.S.). Anchorage (C-6) NW Quadrangle, Alaska--Matanuska--Susitna Borough, 1979: 1:25 000-scale Series (topographic). Rev. 1993. Reston, Va.: The Survey, 1993.

MLA (9th ed.) Citation

Geological Survey (U.S.). Anchorage (C-6) NW Quadrangle, Alaska--Matanuska--Susitna Borough, 1979: 1:25 000-scale Series (topographic). Rev. 1993. The Survey, 1993.