Gaya APA
Acheson, R. (1976).
An Introduction To The Chemistry Of Heterocyclic Compounds (3).
New York:
John Wiley & Sons, Inc..
Gaya MLA
Acheson, R.M..
"An Introduction To The Chemistry Of Heterocyclic Compounds".
3
New York:
John Wiley & Sons, Inc.,
1976.
Text.