Wallis, R. A. (1961). Axial flow fans: Design and practice. George Newnes.
Chicago Style (17th ed.) CitationWallis, R. A. Axial Flow Fans: Design and Practice. London: George Newnes, 1961.
MLA (8th ed.) CitationWallis, R. A. Axial Flow Fans: Design and Practice. George Newnes, 1961.
Warning: These citations may not always be 100% accurate.