Jain Abhinandan K Product design and test marketin of information products service Abhinandan K Jain (et al.) - New Delhi Oxford and IBH Publishing Co. 1999 - xxv, 138p. cm. ISBN: 8120413504 (hbk) Standard No.: 112,788 Source: Textual Subjects--Topical Terms: ECONOMICS Dewey Class. No.: X:89A.2.N, N9