000 003830000a22001570004500
060 _a100
082 _a547.7 CHE
100 _aBentley, K W
245 _aNatural pigments: V.4
260 _aNew York, Inter Science Publishers, Inc
260 _c1960
300 _a302
490 _aChemistry of natural products
650 _aNatural pigments/ Pyrrole pigments
942 _cBK
999 _c211808
_d211808