Molloy, E., Campbell, F. W., Lawand, T. A., Morris, L. F., & Sinclair, A. T. (1949). Sound film Projection. Dealing with the Installation, Operation and Maintenance of the Leading Types of Sound-Projection Equipment and Public-Adress Systems (3a. ed.). George Newnes.
Cita Chicago Style (17a ed.)Molloy, E., F. W. Campbell, T. A. Lawand, L. F. Morris, y A. T. Sinclair. Sound Film Projection. Dealing with the Installation, Operation and Maintenance of the Leading Types of Sound-Projection Equipment and Public-Adress Systems. 3a. ed. London: George Newnes, 1949.
Cita MLA (8a ed.)Molloy, E., et al. Sound Film Projection. Dealing with the Installation, Operation and Maintenance of the Leading Types of Sound-Projection Equipment and Public-Adress Systems. 3a. ed. George Newnes, 1949.