Cita APA (7th ed.)

FROMKLIN, V., & RODMAN, R. An introduction to language -- Ed. 3. Holt.

Cita Chicago (17th ed.)

FROMKLIN, Victoria, i Robert RODMAN. An Introduction to Language -- Ed. 3. New York: Holt.

Cita MLA (9th ed.)

FROMKLIN, Victoria, i Robert RODMAN. An Introduction to Language -- Ed. 3. Holt.