00385nam a2200133   450000100060000000300030000600500170000900800410002603500190006703500180008605000280010424500850013226000340021716450UR20220428184554.0061103|||||||||||||||||||||||||||||||| d  a(janium) 16439  a(janium)16439 4aTP1110b.E53 1964  197110aEnciclopedia of polymer science and technolgyb : plastics resins rubbers fibers  bJohn Wiley & Sonsc1964  1971