Gaya APA
Nawawi, H. et al (1963).
Encyclopedia Of Chemical Technology Volume 3: B To Calcium (2nd Ed).
New York:
John Wiley and Sons, Inc..
Gaya MLA
Nawawi, Hadari. et al.
"Encyclopedia Of Chemical Technology Volume 3: B To Calcium".
2nd Ed
New York:
John Wiley and Sons, Inc.,
1963.
Text.