APA (7th ed.) Citation

Pei, M. (1966). The Story of language (2nd ed.). Allen& Unwin.

Chicago Style (17th ed.) Citation

Pei, Mario. The Story of Language. 2nd ed. London: Allen& Unwin, 1966.

MLA (9th ed.) Citation

Pei, Mario. The Story of Language. 2nd ed. Allen& Unwin, 1966.