APA

Muller S. H., . (1964). The world's living languages: basic facts of their structure, kinship, location, and number of speakers. New York: Ungar.

Chicago

Muller Siegfried Hermann, . 1964. The world's living languages: basic facts of their structure, kinship, location, and number of speakers. New York: Ungar.

Harvard

Muller S. H., . (1964). The world's living languages: basic facts of their structure, kinship, location, and number of speakers. New York: Ungar.

MLA

Muller Siegfried Hermann, . The world's living languages: basic facts of their structure, kinship, location, and number of speakers. New York: Ungar. 1964.