(1983). Applying Methods And Techniques Of Futures Research. Jossey Bass.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रApplying Methods And Techniques Of Futures Research. Jossey Bass, 1983.
एमएलए (8वां संस्करण) प्रशस्ति पत्रApplying Methods And Techniques Of Futures Research. Jossey Bass, 1983.
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