TY  - BOOK
AU  - O'Shaughnessy, John.
TI  - Competitive marketing: a strategic approach 
SN  - 0044451172 (pbk.)
PY  - 1990///
CY  - London
PB  - Unwin Hyman
KW  - Marketing
KW  - Management
N1  - Third revised and enlarged edition--T.p. verso; Includes bibliographical references and index
ER  -