Hankins,Gary D.V.,Cunningham,Gary F.(Authors) Williams Obstetrics book Hankins,Gary D.V.,Cunningham,Gary F - 20th ed. - united states of america Appleton & Lange 1997 - viii,1448p. col. 27 cm ISBN: 9780838596388(hbk) LC Class. No.: 618 Dewey Class. No.: 618