Welton, D. A. (1988). Chldren and their world: Strategies for teaching social studies (3rd ed.). Houghton Mifflin.
Dyfyniad Arddull ChicagoWelton, David A. Chldren and Their World: Strategies for Teaching Social Studies. 3rd ed. Boston: Houghton Mifflin, 1988.
Dyfyniad MLAWelton, David A. Chldren and Their World: Strategies for Teaching Social Studies. 3rd ed. Houghton Mifflin, 1988.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.