TY  - BOOK
AU  - Corkindale,David R.
AU  - Kennedy,Sherril H.
TI  - Measuring the effect of advertising: a comperative approach 
SN  - 0347011101
PY  - 1975///
CY  - Farnborough, Eng.
PB  - Saxon House
KW  - Advertising
KW  - Rate of return
ER  -