Cita APA (7th ed.)

Field, P., & Marck, P. B. (1994). Uncertain motherhood: Negotiating the risks of the childbearing years. Sage Publications.

Cita Chicago (17th ed.)

Field, Peggy-Anne, i Patricia Beryl Marck. Uncertain Motherhood: Negotiating the Risks of the Childbearing Years. Thousand Oaks, Calif.: Sage Publications, 1994.

Cita MLA (8th ed.)

Field, Peggy-Anne, i Patricia Beryl Marck. Uncertain Motherhood: Negotiating the Risks of the Childbearing Years. Sage Publications, 1994.