Gaya APA

Lingga, H, D., Suratno, L, W. (2011). Kosakata penting persiapan ujian: TEOFL IBT . : PT. Bhuana Ilmu Populer.

Gaya MLA

Lingga, Hotben, D.., Suratno, LS., Wiji. "Kosakata penting persiapan ujian: TEOFL IBT". : PT. Bhuana Ilmu Populer, 2011. .