APA (7th ed.) Citation

Delmar & Essa, E. (1999). A practical guide to solving preschool behavior problems (4th ed.). Delmar Publishers.

Chicago Style (17th ed.) Citation

Delmar and Eva Essa. A Practical Guide to Solving Preschool Behavior Problems. 4th ed. Albany, N.Y.: Delmar Publishers, 1999.

MLA (8th ed.) Citation

Delmar and Eva Essa. A Practical Guide to Solving Preschool Behavior Problems. 4th ed. Delmar Publishers, 1999.