APA (7th ed.) Citation

Douglass, C. E., & Hoag, A. L. (1962). Descriptive geometry. Holt, Rinehart and Winston.

Chicago Style (17th ed.) Citation

Douglass, Clarence E., and Albert L. Hoag. Descriptive Geometry. Nueva York: Holt, Rinehart and Winston, 1962.

MLA (9th ed.) Citation

Douglass, Clarence E., and Albert L. Hoag. Descriptive Geometry. Holt, Rinehart and Winston, 1962.