एपीए उद्धरण

Zakon, A. J. (1986). Harvard business review on management, Vol.2: Classic advice on managing systems.

शिकागो स्टाइल उद्धरण

Zakon, Alan J. Harvard Business Review on Management, Vol.2: Classic Advice on Managing Systems. Harper & Row Publishers, London, 1986.

एमएलए उद्धरण

Zakon, Alan J. Harvard Business Review on Management, Vol.2: Classic Advice on Managing Systems. 1986.