TY  - BOOK
AU  - Tapp Alan
AU  - Ian Whitten and Matthen Housden 
TI  - Principles of Direct, Database and Digital Marketing
SN  - 978-0-273-75650-7
U1  - 658.872 
PY  - 2014///
CY  - Harlow
PB  - Pearson Education ltd
N1  - Includes an index
ER  -