APA (7th ed.) Citation

Koel, L. (1991). Carpentry (2nd ed.). American Technical Publishers.

Chicago Style (17th ed.) Citation

Koel, Leonard. Carpentry. 2nd ed. Homewood, Ill.: American Technical Publishers, 1991.

MLA (8th ed.) Citation

Koel, Leonard. Carpentry. 2nd ed. American Technical Publishers, 1991.