003410000a22001450004500060000800000082001800008100001500026100001400041245005200055250000600107260003500113260000900148300000800157650003000165  a100  a581.192 4 HAA  aHaas, Paul  aHill, T G  aIntroduction to the chemistry of plant products  a2  aLondon, Longmans, green and co  c1917  a411  a plant products chemistry