TY  - BOOK
AU  - Shera, Jesse Hauk ,1903-
AU  - Egan, Margaret Elizabeth , 1905-
TI  - The classified catalog : basic principles and practices
AV  - Z695.S535 
PB  - American Library Association
KW  - Catalogs , Classified
KW  - Z
N1  - Bibliography : p. 122-127
ER  -