Lua APA (7ú heag.)

Garcia, M. L. R. (1999). Natural family planning method. Kabayan.

Lua i Stíl Chicago (17ú heag.)

Garcia, Ma. Leonila R. "Natural Family Planning Method." Kabayan 1999.

Lua MLA (9ú heag.)

Garcia, Ma. Leonila R. "Natural Family Planning Method." Kabayan, 1999.

Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.