Cita APA (7th ed.)

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

Cita Chicago (17th ed.)

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

Cita MLA (9th ed.)

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