APA

World Health Organization, Tanner J. M. & Inhelder B. (1971). Discussions on child development: a consideration of the biological, psychological, and cultural approaches to the understanding of human development and behavior. New York: International Universities Press.

Chicago

World Health Organization, Tanner J M and Inhelder Bärbel. 1971. Discussions on child development: a consideration of the biological, psychological, and cultural approaches to the understanding of human development and behavior. New York: International Universities Press.

Harvard

World Health Organization, Tanner J. M. and Inhelder B. (1971). Discussions on child development: a consideration of the biological, psychological, and cultural approaches to the understanding of human development and behavior. New York: International Universities Press.

MLA

World Health Organization, Tanner J M and Inhelder Bärbel. Discussions on child development: a consideration of the biological, psychological, and cultural approaches to the understanding of human development and behavior. New York: International Universities Press. 1971.