Welton, D. A. (1988). Children and their world: Strategies for teaching (3rd.ed.). Houghton Mifflin.
Chicago Style (17. basım) AtıfWelton, David A. Children and Their World: Strategies for Teaching. 3rd.ed. Dallas: Houghton Mifflin, 1988.
MLA (9th ed.) AtıfWelton, David A. Children and Their World: Strategies for Teaching. 3rd.ed. Houghton Mifflin, 1988.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..