Matricardi, J., & McLarty, J. (2008). Social studies activities A to Z. Thomson/Delmar Learning.
Lua i Stíl Chicago (17ú heag.)Matricardi, Joanne, agus Jeanne McLarty. Social Studies Activities A to Z. Clifton Park, N.Y: Thomson/Delmar Learning, 2008.
Lua MLA (9ú heag.)Matricardi, Joanne, agus Jeanne McLarty. Social Studies Activities A to Z. Thomson/Delmar Learning, 2008.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.