Benson and Pernoll's Handbook of obstetrics & gynecologyRalph Criswell Benson, Martin L. Pernoll · First published 1994AdventureOpen the Tome
Current obstetric & gynecologic diagnosis & treatmentRalph Criswell Benson · First published 1976 · Latest edition 1982Open the Tome
Maternity care : the nurse & the familyMargaret Duncan Jensen, Ralph Criswell Benson, Irene M. Bobak · First published 1981Open the Tome
Handbook of obstetrics & gynecologyRalph Criswell Benson, Mcgraw-hill Healthcare Management Group · First published 1964Open the Tome
