Gray, D. L., & Smith, A. E. (2007). Case studies in 21st century school administration: Addressing challenges for educational leadership. Sage Publications.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रGray, David L., और Agnes E. Smith. Case Studies in 21st Century School Administration: Addressing Challenges for Educational Leadership. Thousand Oaks: Sage Publications, 2007.
एमएलए (9वां संस्करण) प्रशस्ति पत्रGray, David L., और Agnes E. Smith. Case Studies in 21st Century School Administration: Addressing Challenges for Educational Leadership. Sage Publications, 2007.
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