Savage, T. V., & Armstrong, D. G. (1992). Effective teaching in elementary social studies (2nd ed.). Macmillan ; Maxwell Macmillan Canada ; Maxwell Macmillan International.
Lua i Stíl Chicago (17ú heag.)Savage, Tom V., agus David G. Armstrong. Effective Teaching in Elementary Social Studies. 2nd ed. New York : Toronto : New York: Macmillan ; Maxwell Macmillan Canada ; Maxwell Macmillan International, 1992.
Lua MLA (8ú heag.)Savage, Tom V., agus David G. Armstrong. Effective Teaching in Elementary Social Studies. 2nd ed. Macmillan ; Maxwell Macmillan Canada ; Maxwell Macmillan International, 1992.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.