(1995). A practical guide to solving preschool behavior problems / Eva Essa.
Cita Chicago (17th ed.)A Practical Guide to Solving Preschool Behavior Problems / Eva Essa. 1995.
Cita MLA (9th ed.)A Practical Guide to Solving Preschool Behavior Problems / Eva Essa. 1995.
Atenció: Aquestes cites poden no estar 100% correctes.