Gaya APA

CARNEGIE, D., COLE, B. (2011). HOW TO WIN FRIENDS & INFLUENCE PEOPLE IN THE DIGITAL AGE IN THE DIGITAL AGE . JAKARTA: PT. GRAMEDIA PUSTAKA UTAMA.

Gaya MLA

CARNEGIE, DALE., COLE, BRENT. "HOW TO WIN FRIENDS & INFLUENCE PEOPLE IN THE DIGITAL AGE IN THE DIGITAL AGE". JAKARTA: PT. GRAMEDIA PUSTAKA UTAMA, 2011. Text.