Cita APA

Williamson, R. A., & Sweet, R. L. Clinical obstetrics and ginecology: Prenatal diagnosis / Editor Roger A. Williamson. Antibiotic use in gynecology / Editor Richard L. Sweet. Hagerstown : J. B. Lippincott.

Citación estilo Chicago

Williamson, Roger A., y Richard L. Sweet. Clinical Obstetrics and Ginecology: Prenatal Diagnosis / Editor Roger A. Williamson. Antibiotic Use in Gynecology / Editor Richard L. Sweet. Hagerstown : J. B. Lippincott.

Cita MLA

Williamson, Roger A., y Richard L. Sweet. Clinical Obstetrics and Ginecology: Prenatal Diagnosis / Editor Roger A. Williamson. Antibiotic Use in Gynecology / Editor Richard L. Sweet. Hagerstown : J. B. Lippincott.