APA (7th ed.) Citation

Ward, D. C. (1967). Geologic reference sources. University of Colorado Press.

Chicago Style (17th ed.) Citation

Ward, Dederick C. Geologic Reference Sources. Boulder: University of Colorado Press, 1967.

MLA (9th ed.) Citation

Ward, Dederick C. Geologic Reference Sources. University of Colorado Press, 1967.

Warning: These citations may not always be 100% accurate.