APA (7th ed.) Citation

Polsgrove, L. (1991). Reducing undesirable behaviors. Council for Exceptional Children.

Chicago Style (17th ed.) Citation

Polsgrove, Lewis. Reducing Undesirable Behaviors. Reston, Va.: Council for Exceptional Children, 1991.

MLA (9th ed.) Citation

Polsgrove, Lewis. Reducing Undesirable Behaviors. Council for Exceptional Children, 1991.