Cita APA (7th ed.)

Hill, K. C. (1979). The genesis of language (1a. ed.). Karoma.

Cita Chicago (17th ed.)

Hill, Kenneth C. The Genesis of Language. 1a. ed. Nueva York: Karoma, 1979.

Cita MLA (9th ed.)

Hill, Kenneth C. The Genesis of Language. 1a. ed. Karoma, 1979.