Gaya APA
Cobb, A, B. (2008).
Seri ensiklopedia ipa: chemistry matters! Volume 2: states of matter .
Bandung:
Pakar Raya.
Gaya MLA
Cobb, Allan, B..
"Seri ensiklopedia ipa: chemistry matters! Volume 2: states of matter".
Bandung:
Pakar Raya,
2008.
Text.