Citação norma APA

Pro-Ed (Firm) & Hammill Institute on Disabilities. (1999). Journal of positive behavior interventions. Pro-Ed.

Citação norma Chicago

Pro-Ed (Firm) and Hammill Institute on Disabilities. Journal of Positive Behavior Interventions. Austin, TX: Pro-Ed, 1999.

Citação norma MLA

Pro-Ed (Firm) and Hammill Institute on Disabilities. Journal of Positive Behavior Interventions. Pro-Ed, 1999.

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.