Gaya APA
Pinandita, T. et al (1979).
Encyclopedia Of Chemical Procesing And Design 9: Coal To Cobalt .
New York:
Marcel Dekker, Inc..
Gaya MLA
Pinandita, Tito. et al.
"Encyclopedia Of Chemical Procesing And Design 9: Coal To Cobalt".
New York:
Marcel Dekker, Inc.,
1979.
Text.