Challa Ger Polymer chemistry: an introduction by Ger Challa Challa Ger - New York Ellis Horwood 1993 - 192p cm. - Ellis Horwood series in polymer science and technology . ISBN: 0134896912 Standard No.: 2294 Source: Textual Subjects--Topical Terms: PolymerChemistry Dewey Class. No.: E:283, N3