APA (7 वां संस्करण) प्रशस्ति पत्र

BEER STAFFORD. (1966). DECISION & CONTROL: THE MEANING OF OPERATIONAL RESEARCH & MANAGEMENT CYBERNETICS. JOHN WILEY AND SONS.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

BEER STAFFORD. DECISION & CONTROL: THE MEANING OF OPERATIONAL RESEARCH & MANAGEMENT CYBERNETICS. LONDON: JOHN WILEY AND SONS, 1966.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

BEER STAFFORD. DECISION & CONTROL: THE MEANING OF OPERATIONAL RESEARCH & MANAGEMENT CYBERNETICS. JOHN WILEY AND SONS, 1966.