APA Style

Hurst, D, T. (1980). An introduction to the chemistry and biochemistry of pyrimidines, purines and Pteridines . NEWYORK: John Wiley.

MLA Style

Hurst, Derek, T.. "An introduction to the chemistry and biochemistry of pyrimidines, purines and Pteridines". NEWYORK: John Wiley, 1980. BOOK.