Gaya APA
Cobb, A, B.
(2007).
ENSIKLOPEDIA CHEMISTRY MATTERS NONMETALS 7
(
Cet. 1)
.
Bandung:
Pakar Raya.
Gaya MLA
Cobb, Allan, B..
"ENSIKLOPEDIA CHEMISTRY MATTERS NONMETALS 7".
Cet. 1
Bandung:
Pakar Raya,
2007.
Text.