APA (7 वां संस्करण) प्रशस्ति पत्र

Heckman, J. J., Smith, J. A., & Taber, C. (1996). What do bureaucrats do: The effects of performance standards and bureaucratic preferences on acceptance into the JIPA program. National Bureau of Economic Research.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Heckman, James J., Jeffrey A. Smith, और Christopher Taber. What Do Bureaucrats Do: The Effects of Performance Standards and Bureaucratic Preferences on Acceptance into the JIPA Program. Cambridge: National Bureau of Economic Research, 1996.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

Heckman, James J., et al. What Do Bureaucrats Do: The Effects of Performance Standards and Bureaucratic Preferences on Acceptance into the JIPA Program. National Bureau of Economic Research, 1996.

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