Dewey decimal classification. 200 religion class : reprinted from Edition 21 of the Dewey decimal classification : with a revised and expanded index, and Manual notes from Edition 21
Dewey decimal classification and relative index. 200 religion class
devised by Melvil Dewey ; edited by Joan S. Mitchell, editor; Julianne Beall, assistant editor; Winton E. Matthews, Jr., assistant editor; Gregory R. New, asstistant editor; Michael B. Cantlon, Decimal Classification Specialist