APA (7e ed.) Bronvermelding

Ibarra, F., & Coelho, A. j. a. (1943). Brazilian Portuguese self-taught. Random house.

Chicago (17e ed.) Bronvermelding

Ibarra, Francisco, en Arthur joint author Coelho. Brazilian Portuguese Self-taught. New York: Random house, 1943.

MLA (9e ed.) Bronvermelding

Ibarra, Francisco, en Arthur joint author Coelho. Brazilian Portuguese Self-taught. Random house, 1943.