Click, P., & Karkos, K. A. (2011). Administration of programs for young children (8th ed., [international ed.].). Wadsworth/Cengage Learning.
Lua i Stíl Chicago (17ú heag.)Click, Phyllis, agus Kimberly A. Karkos. Administration of Programs for Young Children. 8th ed., [international ed.]. Australia: Wadsworth/Cengage Learning, 2011.
Lua MLA (9ú heag.)Click, Phyllis, agus Kimberly A. Karkos. Administration of Programs for Young Children. 8th ed., [international ed.]. Wadsworth/Cengage Learning, 2011.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.