APA (7th ed.) Citation

Larkin, J. C., & Duval, C. M. (2013). Practical problems in mathematics for drafting and CAD (4th ed.). Delmar.

Chicago Style (17th ed.) Citation

Larkin, John C., and Concetta M. Duval. Practical Problems in Mathematics for Drafting and CAD. 4th ed. Clifton Park, NY: Delmar, 2013.

MLA (8th ed.) Citation

Larkin, John C., and Concetta M. Duval. Practical Problems in Mathematics for Drafting and CAD. 4th ed. Delmar, 2013.