APA (7th ed.) Citation

Liddell, M. H. (1940). The elements of sound and their relation to language. The University of Illinois Press.

Chicago Style (17th ed.) Citation

Liddell, Mark Harvey. The Elements of Sound and Their Relation to Language. Urbana: The University of Illinois Press, 1940.

MLA (9th ed.) Citation

Liddell, Mark Harvey. The Elements of Sound and Their Relation to Language. The University of Illinois Press, 1940.

Warning: These citations may not always be 100% accurate.