APA (7th ed.) Citation

McLachlan, N. W. (1935). Elements of loud speaker practice. Oxford university press, H. Milford.

Chicago Style (17th ed.) Citation

McLachlan, Norman William. Elements of Loud Speaker Practice. London: Oxford university press, H. Milford, 1935.

MLA (9th ed.) Citation

McLachlan, Norman William. Elements of Loud Speaker Practice. Oxford university press, H. Milford, 1935.

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