APA (7th ed.) Citation

Armstrong, A. K. (1970). Carbonate facies and the lithostrotionid corals of the Mississippian Kogruk Formation, DeLong Mountains, northwestern Alaska. U.S. Govt. Print. Off.

Chicago Style (17th ed.) Citation

Armstrong, Augustus K. Carbonate Facies and the Lithostrotionid Corals of the Mississippian Kogruk Formation, DeLong Mountains, Northwestern Alaska. Washington: U.S. Govt. Print. Off, 1970.

MLA (9th ed.) Citation

Armstrong, Augustus K. Carbonate Facies and the Lithostrotionid Corals of the Mississippian Kogruk Formation, DeLong Mountains, Northwestern Alaska. U.S. Govt. Print. Off, 1970.