APA (7th ed.) Citation

Homme, L. E. (1970). How to use contingency contracting in the classroom (Rev. ed.). Research Press.

Chicago Style (17th ed.) Citation

Homme, Lloyd E. How to Use Contingency Contracting in the Classroom. Rev. ed. Champaign, Ill.: Research Press, 1970.

MLA (8th ed.) Citation

Homme, Lloyd E. How to Use Contingency Contracting in the Classroom. Rev. ed. Research Press, 1970.