TY  - BOOK
AU  - Gummersson, Evert
TI  - Total relationship marketing: Rethinking marketing management from the 4Ps to 30Rs 
SN  - 9780750644631
U1  - 658.8 
PY  - 1999///
CY  - Oxford
PB  - Butterworth-Heinemann
KW  - Marketing
N1  - Total relationship marketing
ER  -