Citação norma APA

Faber, A., & Mazlish, E. (1987). Siblings without rivalry: How to help your children live together so you can live too. Avon Books.

Citação norma Chicago

Faber, Adele, and Elaine Mazlish. Siblings Without Rivalry: How to Help Your Children Live Together so You Can Live Too. New York: Avon Books, 1987.

Citação norma MLA

Faber, Adele, and Elaine Mazlish. Siblings Without Rivalry: How to Help Your Children Live Together so You Can Live Too. Avon Books, 1987.

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