Gaya APA
Bansal, R, K.
(2005).
Heterocyclic chemistry
(
4 th Ed, Reprint 2008)
.
New York:
State University of New york.
Gaya MLA
Bansal, Raj, K..
"Heterocyclic chemistry".
4 th Ed, Reprint 2008
New York:
State University of New york,
2005.
Text.