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Lua i Stíl Chicago (17ú heag.)Joyce, Theodore, agus Robert Kaestner. State Reproductive Policies and Adolescent Pregnancy Resolution: The Case of Parental Involvment Laws. Cambridge: National Bureau of Economic Research, 1995.
Lua MLA (9ú heag.)Joyce, Theodore, agus Robert Kaestner. State Reproductive Policies and Adolescent Pregnancy Resolution: The Case of Parental Involvment Laws. National Bureau of Economic Research, 1995.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.