TY  - BOOK
AU  - Duddy Edward A
AU  -  Revzan David A
TI  - Marketing :  An institutions approach   
T2  - Business and Economic Publication
U1  - X:51, H7; J3 D&W 
PY  - 1953///
CY  - New York
PB  - McGraw Hill        
KW  - Marketing
N1  - Bibliography : P 597-617; Appendix : P 618-23
ER  -