Cita APA (7th ed.)

Babin, E. H., Cordes, C. V., & Nichols, H. N. (1991). TOEFL, test of English as a foreign language (5th ed.). Prentice Hall.

Cita Chicago (17th ed.)

Babin, Edith H., Carole V. Cordes, i Harriet N. Nichols. TOEFL, Test of English as a Foreign Language. 5th ed. New York: Prentice Hall, 1991.

Cita MLA (9th ed.)

Babin, Edith H., et al. TOEFL, Test of English as a Foreign Language. 5th ed. Prentice Hall, 1991.