APA (7e ed.) Bronvermelding

WELTON, D. A., & MALLAN, J. T. (1988). Children and their world: Strategies for teaching soci-al studies.-- Ed.3. Houghton Mifflin Co.

Chicago (17e ed.) Bronvermelding

WELTON, David A., en John T. MALLAN. Children and Their World: Strategies for Teaching Soci-al Studies.-- Ed.3. Boston: Houghton Mifflin Co, 1988.

MLA (9e ed.) Bronvermelding

WELTON, David A., en John T. MALLAN. Children and Their World: Strategies for Teaching Soci-al Studies.-- Ed.3. Houghton Mifflin Co, 1988.