TY  - BOOK
AU  - Ryan William T
TI  - Principles of marketing. Ed. by Roger H Hermanson
T2  - Personal Learning Aid Series
SN  - 0256022208
U1  - X:51, M0 
PY  - 1980///
CY  - Homewood
PB  - Dew Jone Irwin        
KW  - Marketing
N1  - Appendix: p 187-95; Glossary: p 196-217
ER  -