Volta Bureau (U.S.). (1934). The Volta Bureau's books of lip reading practice material. [Volta Bureau].
Chicago Style (17th ed.) CitationVolta Bureau (U.S.). The Volta Bureau's Books of Lip Reading Practice Material. [Washington, D.C.]: [Volta Bureau], 1934.
MLA (8th ed.) CitationVolta Bureau (U.S.). The Volta Bureau's Books of Lip Reading Practice Material. [Volta Bureau], 1934.
Warning: These citations may not always be 100% accurate.