Cita APA (7th ed.)

Fromkin, V., & Rodman, R. (1988). An introduction to language (4th ed.). Holt, Rinehart.

Cita Chicago (17th ed.)

Fromkin, Victoria, i Robert Rodman. An Introduction to Language. 4th ed. New York: Holt, Rinehart, 1988.

Cita MLA (9th ed.)

Fromkin, Victoria, i Robert Rodman. An Introduction to Language. 4th ed. Holt, Rinehart, 1988.