Spriegel, W. R. 1., & Davies, E. C. (1946). Principles of business organization. Prentice-Hall.
Chicago Style (17. basım) AtıfSpriegel, William Robert 1893, ve Ernest Coulter Davies. Principles of Business Organization. New York: Prentice-Hall, 1946.
MLA (9th ed.) AtıfSpriegel, William Robert 1893, ve Ernest Coulter Davies. Principles of Business Organization. Prentice-Hall, 1946.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..