Gaya APA

Hartono, J. (2004). How, why, and when investors revise their beliefs to company information and their implications to firm's announcement policy . Yogyakarta: ANDI.

Gaya MLA

Hartono, Jogiyanto. "How, why, and when investors revise their beliefs to company information and their implications to firm's announcement policy". Yogyakarta: ANDI, 2004. Text.