Yaffe, Joanne. Allyn and Bacon quick guide to the Internet for social work / Joanne Yaffe, Doug Gotthoffer. - 2000 ed. - Boston : Allyn and Bacon, c2000. - iv, 187 p. : ill. ; 24 cm. ISBN: 0205309674 LCCN: 00551741 LC Class. No.: HV29.2 .Y24 2000 / .Y24 2000