Gaya APA
Prothero, D, R.
(2004).
Evolution of the Earth
(
Ed. 7)
.
Bandung:
Grafindo Media Pratama.
Gaya MLA
Prothero, Donald., R.
"Evolution of the Earth".
Ed. 7
Bandung:
Grafindo Media Pratama,
2004.
Printed Book.