Bark, L. S . Analysis of Polymer Systems / Textual Documents L. S. Bark & N. S. Allen. - 1st ed / - London : Applied Sceince Publishers Ltd , 1982. - 309p. : In 2 M ; 23 cm . ISBN: 0-85334-122-2 Subjects--Index Terms: Chemistry T/G-Chemistry Dewey Class. No.: 547.84 / Ba 23 An