TY  - BOOK
AU  - :     Leffingwell, William H.
AU  - Robinson, Edwin M.
TI  - Textbook of office management
U1  - 651.3 23
PY  - 1950///
CY  - New York
PB  - Macgraw-Hill Book Company, 
KW  - Office management
N1  - Includes index
ER  -