executive editor, Wolfgang Gerhartz ; editors, Barbara Elvers ... [et al.]

VCH Verlagsgesellschaft , VCH Publishers c1988 5th, completely rev. ed Ullmann's Encyclopedia of industrial chemistry / executive editor, Wolfgang Gerhartz ; senior editor, Y. Stephen Yamamoto ; editors, F. Thomas Campbell, Rudolf Pfefferkorn, James F. Rounsaville v. B2-B3

1: gw , 1: uk , 2: gw , 2: uk

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