Citação norma APA

World Education (Organization : U.S.), Keehn, T. B., & Harman, D. (1971). Functional education for family life planning. World Education.

Citação norma Chicago

World Education (Organization : U.S.), Thomas B. Keehn, and David Harman. Functional Education for Family Life Planning. New York: World Education, 1971.

Citação norma MLA

World Education (Organization : U.S.), et al. Functional Education for Family Life Planning. World Education, 1971.

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