APA (7e ed.) Bronvermelding

Harris, R. T., & Jarrett, J. L. j. a. (1956). Language and informal logic. Longmans.

Chicago (17e ed.) Bronvermelding

Harris, Robert T., en James L. joint auth Jarrett. Language and Informal Logic. New York: Longmans, 1956.

MLA (9e ed.) Bronvermelding

Harris, Robert T., en James L. joint auth Jarrett. Language and Informal Logic. Longmans, 1956.