APA (7th ed.) Citation

Henshaw, S. K., Koonin, L. M., & Smith, J. C. (1991). Characteristics of united-states women having abortions, 1987. Family planning perspectives, 23(2), 75-81.

Chicago Style (17th ed.) Citation

Henshaw, S. K., L. M. Koonin, and J. C. Smith. "Characteristics of United-states Women Having Abortions, 1987." Family Planning Perspectives 23, no. 2 (1991): 75-81.

MLA (9th ed.) Citation

Henshaw, S. K., et al. "Characteristics of United-states Women Having Abortions, 1987." Family Planning Perspectives, vol. 23, no. 2, 1991, pp. 75-81.