Harper, M. (2011). Reference sources and services for youth. Neal-Schuman Pub.
Lua i Stíl Chicago (17ú heag.)Harper, Meghan. Reference Sources and Services for Youth. New York, NY: Neal-Schuman Pub, 2011.
Lua MLA (9ú heag.)Harper, Meghan. Reference Sources and Services for Youth. Neal-Schuman Pub, 2011.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.