TY - BOOK AU - Hurst, Derek T. TI - An Introduction to the chemistry and biochemistry of pyrimidines, purines and pteridines SN - 0 471 27647 2 U1 - 547.593 PY - 1980/// CY - Chichester PB - Jon Wiley and Sons KW - Pyrimidines, purines and pteridines ER -