Gaya APA

Cohen, C, V, T, X, V, T, &, A. (2017). Secrets of The Human Body . London: William Collins.

Gaya MLA

Cohen, Chris, Van, Tulleken,, Xand, Van, Tulleken, &, Andrew. "Secrets of The Human Body". London: William Collins, 2017. Koleksi Cetak.