Academy of motion picture arts and sciences & Cowan, L. e. (1931). Recording sound for motion pictures. McGraw-Hill book comapny inc.
Chicago Style (17th ed.) CitationAcademy of motion picture arts and sciences and Lester ed Cowan. Recording Sound for Motion Pictures. New York and London: McGraw-Hill book comapny inc, 1931.
MLA (9th ed.) CitationAcademy of motion picture arts and sciences and Lester ed Cowan. Recording Sound for Motion Pictures. McGraw-Hill book comapny inc, 1931.
Warning: These citations may not always be 100% accurate.