Crawford, Walt. MARC for library use : understanding integrated USMARC / Walt Crawford. - 2nd ed. - Boston : G.K. Hall, 1989. - xvi, 359 p. : ill. ; 24 cm. - [Professional librarian series] . Series statement from jacket. Includes index. Bibliography: p. 343-347. ISBN: 0816118876 (alk. paper) 0816118892 (pbk. : alk. paper) LCCN: 88034724 Subjects--Topical Terms: MARC formats--United States. LC Class. No.: Z699.4.M2 / C72 1989 Dewey Class. No.: 025.3/028/5