APA aipamena

NASUTION, L. A., PENROSE, T., & SURIADIPUTRA, W. Listening intermediate: Buku tuntunan belajar mandiri.

Chicago Style aipamena

NASUTION, Liza Azfina, Trevear PENROSE, and Wendy SURIADIPUTRA. Listening Intermediate: Buku Tuntunan Belajar Mandiri. Jakarta LP3B UT and Oxford University Press, 1991.

MLA aipamena

NASUTION, Liza Azfina, et al. Listening Intermediate: Buku Tuntunan Belajar Mandiri.