Boyd, L. A., & Gift of Louise A. Boyd, 1. (1933). Greenland, Gregory Valley near Arch Glacier, now Northeast Greenland National Park.
Chicago Style (17th ed.) CitationBoyd, Louise Arner, and 1931 Gift of Louise A. Boyd. Greenland, Gregory Valley Near Arch Glacier, Now Northeast Greenland National Park. 1933.
MLA (9th ed.) CitationBoyd, Louise Arner, and 1931 Gift of Louise A. Boyd. Greenland, Gregory Valley Near Arch Glacier, Now Northeast Greenland National Park. 1933.
Warning: These citations may not always be 100% accurate.