Cita APA (7th ed.)

Hall, R. A. (1966). New ways to learn a foreign languaje. Bantam books.

Cita Chicago (17th ed.)

Hall, Robert A. New Ways to Learn a Foreign Languaje. New York: Bantam books, 1966.

Cita MLA (9th ed.)

Hall, Robert A. New Ways to Learn a Foreign Languaje. Bantam books, 1966.