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RT Book, Whole SR Print DC OPAC T1 The economic theory of product differentiation A1 Beath, John A1 Katsoulacos, Y.S., 1953- YR 1991 FD c1991 VO : pbk SP ix, 204 p. K1 Diversification in industry PB Cambridge University Press PP Cambridge [England] SN 0521335523 LA English (英語) CL NDC7:331.81 CL LCC:HD2756 CL DC20:338.6 NO Bibliography: p. 194-199 NO Includes indexes NO 書誌ID=BB00146371; NCID=BA11861481; LK https://doors.doshisha.ac.jp/opac/opac_details/?lang=0&amode=11&bibid=BB00146371 DS 同志社大学OPAC OL 30