Laufe Leonard E Berkus Michael D Assisted Vaginal Delivery Obstetric Forceps and Vacuum Extraction Techniques - McGraw-Hill, Inc:New York 1992 - 140pgs - Delivery(Obstetrics) Obstetrical Forceps Vacuum Extraction ISBN: 0-07-105412-X Nat. Bib. No.: 002886 Dewey Class. No.: 618L18