Cita APA

Pei, M. (1960). The history of language (1a. ed.). The New American Library.

Citación estilo Chicago

Pei, Mario. The History of Language. 1a. ed. Madison: The New American Library, 1960.

Cita MLA

Pei, Mario. The History of Language. 1a. ed. The New American Library, 1960.