Timpe, A. D. (1992). Encyclopaedia on business management, Vol.6.
Chicago Edition CitationTimpe, A Dale. Encyclopaedia on Business Management, Vol.6. Jaico Pub: Mumbai, 1992.
Cita MLATimpe, A Dale. Encyclopaedia on Business Management, Vol.6. 1992.
Atenció: Aquestes cites poden no estar 100% correctes.