Encyclopedia of information and library science / Editors Ishvari Corea, Gad David Ojuando, Khalid Kamal Faruqi - New Delhi Akashdeep Publishing house 1993 - 10v(v.1-iv,1-320:v.2-iv,321-656:v.3-iv,657-992:v.4-iv,993-13 ISBN: 71582850 Dewey Class. No.: 20.3 / ENC