APA (7e ed.) Bronvermelding
ebrary, Inc, Leishman, J. L., & Moir, J. (2007). Pre-teen and teenage pregnancy: A twenty-first century reality. M&K Update.
Chicago (17e ed.) Bronvermelding
ebrary, Inc, June L. Leishman, en James Moir. Pre-teen and Teenage Pregnancy: A Twenty-first Century Reality. Keswick [England]: M&K Update, 2007.
MLA (9e ed.) Bronvermelding
ebrary, Inc, et al. Pre-teen and Teenage Pregnancy: A Twenty-first Century Reality. M&K Update, 2007.
Let op: Deze citaties zijn niet altijd 100% accuraat.