Bongaarts, John The Potential role of contraception in reducing abortion / John Bongaarts & Charles F. Westoff - New York : Population Council , 2000 - 25p. : ill. ; 22 cm. - PC/PRD Working Paper No. 134 . Includes bibliographical references and index. Subjects--Topical Terms: ContraceptionAbortionFamily planning Gov. Doc. Class. No.: US PC PRD WP-134