Cita APA

Armstrong, W. H. (1961). 87 ways to help your child in school. Woodbury. New York: : Barron's Educational Serie.

Citación estilo Chicago

Armstrong, William H. 87 Ways to Help Your Child in School. Woodbury. New York: : Barron's Educational Serie, 1961.

Cita MLA

Armstrong, William H. 87 Ways to Help Your Child in School. Woodbury. New York: : Barron's Educational Serie, 1961.