Dyfyniad APA

Callahan, R. L., & Becker, S. (2012). The Reliability of Calendar Data for Reporting Contraceptive Use: Evidence from Rural Bangladesh.

Dyfyniad Arddull Chicago

Callahan, Rebecca L., and Stan Becker. The Reliability of Calendar Data for Reporting Contraceptive Use: Evidence From Rural Bangladesh. 2012.

Dyfyniad MLA

Callahan, Rebecca L., and Stan Becker. The Reliability of Calendar Data for Reporting Contraceptive Use: Evidence From Rural Bangladesh. 2012.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.