Cita APA (7a ed.)

FROMKLIN, V., BLAIR, D., & COLLINS, P. (1999). An introduction to language.-- ed.4. Harcourt.

Cita Chicago Style (17a ed.)

FROMKLIN, Victoria, David BLAIR, y Peter COLLINS. An Introduction to Language.-- Ed.4. Sydney: Harcourt, 1999.

Cita MLA (9a ed.)

FROMKLIN, Victoria, et al. An Introduction to Language.-- Ed.4. Harcourt, 1999.