Cita APA (7a ed.)

Parthun, M., Morris, H., & Williams, L. (1985). Abortion's aftermath. Human Life Research Institute reports.

Cita Chicago Style (17a ed.)

Parthun, Mary, Heather Morris, y Lorraine Williams. "Abortion's Aftermath." Human Life Research Institute Reports 1985.

Cita MLA (8a ed.)

Parthun, Mary, et al. "Abortion's Aftermath." Human Life Research Institute Reports, 1985.