APA-viite

Vessey, M. P., Johnson, B., & Donnelly, J. (1974). Reliability of reporting by women taking part in a prospective contraceptive study.

Chicago-tyylinen lähdeviittaus

Vessey, Martin P., Bridget Johnson, ja James Donnelly. Reliability of Reporting By Women Taking Part in a Prospective Contraceptive Study. 1974.

MLA-viite

Vessey, Martin P., Bridget Johnson, ja James Donnelly. Reliability of Reporting By Women Taking Part in a Prospective Contraceptive Study. 1974.

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