APA (7th ed.) Citation

Ubbelohde, C. (1964). A Colorado reader (Rev. ed.). Pruett Press.

Chicago Style (17th ed.) Citation

Ubbelohde, Carl. A Colorado Reader. Rev. ed. Boulder, Colo.: Pruett Press, 1964.

MLA (9th ed.) Citation

Ubbelohde, Carl. A Colorado Reader. Rev. ed. Pruett Press, 1964.