Bark, L.S.. Analysis of polymer systems / L.S. Bark, N.S. Allen. - London : Applied Science Publishers , 1982. - xii,311p. : Ills. ; 26cm. . NULL ISBN: 0853341222 P 49=00 Subjects--Index Terms: POLYMERS AND POLYMERIZATION-ANALYSIS Dewey Class. No.: 547.84 / BAR/A