1. Black literature resources
Author: / Doris H. Clack
Library: Central Library and Document Center of Shahid Chamran University (Khuzestan)
Subject: Subject heading- Afro- Americans,Classification- Books- Afro- Americans,Classification, Library of Congress
Classification :
Z
695
.
1
.
B57
1975
2. Subject classifying and indexing of libraries and literature
Author: Metcalfe, John Wallace,
Library: Central Library and Information Center of Ferdowsi University of Mashhad (Khorasan Razavi)
Subject: Classification - Books,، Subject heading
Classification :
Z
696
.
M59
3. Subject retrieval in the seventies
Author: / edited by Hans(Hanan) Wellisch and Thomas D. Wilson
Library: Central Library and Document Center of Shahid Chamran University (Khuzestan)
Subject: Subject heading- Congresses,Classification- Books- Congresses,Information storage and retrieval systems- Congresses
Classification :
Z695
.
S89
1972
