Gaya APA
GRIMNAMU, et al. (2012).
Why? Establishment and Advancement of Europe (Pendirian dan Perkembangan Eropa) .
Jakarta:
Elex Media Komputindo.
Gaya MLA
GRIMNAMU, et al..
Why? Establishment and Advancement of Europe (Pendirian dan Perkembangan Eropa).
Jakarta:
Elex Media Komputindo,
2012.
Text.