Citazione Stile APA (7a Edizione)

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

Citazione stile Chigago Style (17a edizione)

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

Citatione MLA (9a ed.)

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