Campen, J. T. (1986). Benefit, cost, and beyond: The political economy of benefit cost analysis. Ballinger Pub.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रCampen, James T. Benefit, Cost, and Beyond: The Political Economy of Benefit Cost Analysis. Cambridge, Mass: Ballinger Pub, 1986.
एमएलए (9वां संस्करण) प्रशस्ति पत्रCampen, James T. Benefit, Cost, and Beyond: The Political Economy of Benefit Cost Analysis. Ballinger Pub, 1986.
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