Cita APA (7a ed.)
Crane, L. B. (1981). An introduction to linguistics. Little, Brown and Company.
Cita Chicago Style (17a ed.)
Crane, L. Ben. An Introduction to Linguistics. Estados Unidos: Little, Brown and Company, 1981.
Cita MLA (9a ed.)
Crane, L. Ben. An Introduction to Linguistics. Little, Brown and Company, 1981.
Precaución: Estas citas no son 100% exactas.