APA-Zitierstil (7. Ausg.)

Gruber, J., Levine, P. B., & Staiger, D. (1997). Abortion legalization and child living circumstances: Who is the "Marginal Child?".

Chicago-Zitierstil (17. Ausg.)

Gruber, Jonathan, Phillip B. Levine, und Douglas Staiger. Abortion Legalization and Child Living Circumstances: Who Is the "Marginal Child?". Cambridge, Mass, 1997.

MLA-Zitierstil (9. Ausg.)

Gruber, Jonathan, et al. Abortion Legalization and Child Living Circumstances: Who Is the "Marginal Child?". 1997.