Gaya APA

Kong, W, S, M, W, Y, M, W, C. (2004). Faktor Einstein (1st.ed). : PT Pustaka Delapratasa.

Gaya MLA

Kong, Wong, Soh, Mue,, Wong, Yew, Mun,, Wong, Chee. "Faktor Einstein". 1st.ed : PT Pustaka Delapratasa, 2004. Text.