Cita APA (7a ed.)

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

Cita Chicago Style (17a ed.)

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

Cita MLA (8a ed.)

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