Cita APA (7a ed.)

Pyles, T., & Algeo, J. (1970). English: An introduction to language. Harcourt.

Cita Chicago Style (17a ed.)

Pyles, Thomas, y John Algeo. English: An Introduction to Language. New York: Harcourt, 1970.

Cita MLA (9a ed.)

Pyles, Thomas, y John Algeo. English: An Introduction to Language. Harcourt, 1970.