APA Style

ries, al. (2002). POSITIONING . Jakarta: Salemba Empat.

Chicago Style

ries, al. POSITIONING . Jakarta: Salemba Empat, 2002. Text.

MLA Style

ries, al. POSITIONING . Jakarta: Salemba Empat, 2002. Text.

Turabian Style

ries, al. POSITIONING . Jakarta: Salemba Empat, 2002. Print.