Brumbaugh, M. A. (1926). Direct method of determining cyclical fluctuations of economic data. Prentice-Hall.
Chicago Style (17th ed.) CitationBrumbaugh, Martin Allen. Direct Method of Determining Cyclical Fluctuations of Economic Data. New York: Prentice-Hall, 1926.
MLA (9th ed.) CitationBrumbaugh, Martin Allen. Direct Method of Determining Cyclical Fluctuations of Economic Data. Prentice-Hall, 1926.
Warning: These citations may not always be 100% accurate.