Abraham, W. I. (1965). Annual budgeting and development planning. National Planning Association.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रAbraham, William Israel. Annual Budgeting and Development Planning. [Washington, D.C.]: National Planning Association, 1965.
एमएलए (9वां संस्करण) प्रशस्ति पत्रAbraham, William Israel. Annual Budgeting and Development Planning. National Planning Association, 1965.
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