Kent, Allen.
Encyclopedia of Library and Information Science Vol-24 / - First Ed. / - New York-10016 : Marcel Dekker, Inc.. - p.506 :
0-8247-2024-5
2K / K8.24
Encyclopedia of Library and Information Science Vol-24 / - First Ed. / - New York-10016 : Marcel Dekker, Inc.. - p.506 :
0-8247-2024-5
2K / K8.24