Perrin, K. M. (2016). Essentials of planning and evaluation for public health. Jones & Bartlett Learning.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रPerrin, Karen M. Essentials of Planning and Evaluation for Public Health. Burlington: Jones & Bartlett Learning, 2016.
एमएलए (8वां संस्करण) प्रशस्ति पत्रPerrin, Karen M. Essentials of Planning and Evaluation for Public Health. Jones & Bartlett Learning, 2016.
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