TY  - BOOK
AU  - Tonne,Herbert Arthur
TI  - Methods of teaching business subjects
T2  - Gregg business education series
U1  - 650.7 23
PY  - 1949///
CY  - New York
PB  - Gregg Pub. Co.
KW  - Business education
N1  - Includes bibliographies and index
ER  -