APA Style
Hurst, D, T. (1980).
An Introduction to The Chemistry and Biochemistry of Pyrimidines, Purines and Pteridines .
New York:
JOHN WILEY & SONS.
MLA Style
Hurst, Derek, T..
"An Introduction to The Chemistry and Biochemistry of Pyrimidines, Purines and Pteridines".
New York:
JOHN WILEY & SONS,
1980.
Buku.