एपीए उद्धरण

Hayward, S. C., & Zabin, L. S. Adolescent sexual behaviour and childbearing.

शिकागो स्टाइल उद्धरण

Hayward, Sarah C., और Laurie Schwab Zabin. Adolescent Sexual Behaviour and Childbearing. London, Sage Publications.

एमएलए उद्धरण

Hayward, Sarah C., और Laurie Schwab Zabin. Adolescent Sexual Behaviour and Childbearing.