Arnold, T. W. (1940). The bottlenecks of business. Reynal & Hitchcock.
Chicago Style (17. basım) AtıfArnold, Thurman Wesley. The Bottlenecks of Business. New York: Reynal & Hitchcock, 1940.
MLA (9th ed.) AtıfArnold, Thurman Wesley. The Bottlenecks of Business. Reynal & Hitchcock, 1940.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..