APA (7th ed.) Citation

Singh, S., & Wulf, D. H. (2009). Abortion worldwide: A decade of uneven progress.

Chicago Style (17th ed.) Citation

Singh, Susheela, and Deirdre Hussain Wulf. Abortion Worldwide: A Decade of Uneven Progress. 2009.

MLA (8th ed.) Citation

Singh, Susheela, and Deirdre Hussain Wulf. Abortion Worldwide: A Decade of Uneven Progress. 2009.

Warning: These citations may not always be 100% accurate.