Gaya APA

Atmaja, L, S. et al (2011). Who Wants to be A Smiling Investor (Cet. 12, April 2021). : .

Gaya MLA

Atmaja, Lukas, Setia. et al. "Who Wants to be A Smiling Investor". Cet. 12, April 2021 : , 2011. Text.