Autor: Barbara Hoffman, 3 titluri

Williams Obstetrica

F. Gary Cunningham,Kenneth Leveno,Steven Bloom,Catherine Spong,Jodi Dashe,Barbara Hoffman,Brian Casey,Jeanne Sheffield,Radu Vladareanu

Williams Ginecologie

Barbara L. Hoffman

Cunningham and Gilstrap's Operative Obstetrics, Third Edition

Edward R. Yeomans,Barbara L. Hoffman,Larry C. Gilstrap,F. Gary Cunningham