Harman,David, & Keehn, T. B. (1973). Functional education for family life planning, II: Program Design. World Education.
Citazione stile Chigago Style (17a edizione)Harman,David, e Thomas B. Keehn. Functional Education for Family Life Planning, II: Program Design. New York: World Education, 1973.
Citatione MLA (8a ed.)Harman,David, e Thomas B. Keehn. Functional Education for Family Life Planning, II: Program Design. World Education, 1973.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.