Cita APA (7th ed.)

Torelle, E. (1951). Your child's growth, health and happiness; a biological primer for parents. Knopf.

Cita Chicago (17th ed.)

Torelle, Ellen. Your Child's Growth, Health and Happiness; a Biological Primer for Parents. New York: Knopf, 1951.

Cita MLA (9th ed.)

Torelle, Ellen. Your Child's Growth, Health and Happiness; a Biological Primer for Parents. Knopf, 1951.