TY  - BOOK
AU  - Beath,John
AU  - Katsoulacos,Y.S.
TI  - The economic theory of product differentiation
SN  - 0521335523 (pbk.)
PY  - 1991///
CY  - Cambridge
PB  - Cambridge University Press
KW  - Product differentiation
N1  - Includes index; Includes bibliographical references:  p. 194-199
ER  -