000 00410 a2200145 4500
080 _a547.853/.857
_bH 966 I
245 1 _aIntroduction to the chemistry and biochemistry of pyrimidines, purines and pteridines
_cby D.T. Hurst
260 _aChichester
_bJohn Wiley
_c1980
650 _aPyrimidines
650 _aPurines
650 _aPteridines
100 1 _aHurst, D.T.
_d
300 _a266 p.
901 _a146811
999 _c68177
_d68177