Gaya APA

Dunia Kita. (2006). : Quality Press.

Gaya Chicago

Dunia Kita. . : Quality Press, 2006. Non-fiction.

Gaya MLA

Dunia Kita. . : Quality Press, 2006. Non-fiction.

Gaya Turabian

Dunia Kita. : Quality Press, 2006. Non-fiction.