Gaya APA

Y, I, N. (2009). selayang pandang gorontalo (ED-CET 1). JOGJA: PT MACANAN JAYA CEMERLANG.

Gaya MLA

Y, Ir, Nugroho. "selayang pandang gorontalo". ED-CET 1 JOGJA: PT MACANAN JAYA CEMERLANG, 2009. Text.