Cita APA (7a ed.)

Steffen, L. H. (1994). Life-choice: The theory of just abortion. Pilgrim.

Cita Chicago Style (17a ed.)

Steffen, Lloyd H. Life-choice: The Theory of Just Abortion. Cleveland, Ohio: Pilgrim, 1994.

Cita MLA (9a ed.)

Steffen, Lloyd H. Life-choice: The Theory of Just Abortion. Pilgrim, 1994.