Cita APA (7a ed.)

Souza, D. d. (1996). Listening comprehension. Penguin Books.

Cita Chicago Style (17a ed.)

Souza, Daniel de. Listening Comprehension. London: Penguin Books, 1996.

Cita MLA (9a ed.)

Souza, Daniel de. Listening Comprehension. Penguin Books, 1996.