Heller, D. A. (2004). Teachers wanted: Attracting and retaining good teachers. Association for Supervision and Curriculum Development.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रHeller, Daniel A. Teachers Wanted: Attracting and Retaining Good Teachers. Alexandria, Va.: Association for Supervision and Curriculum Development, 2004.
एमएलए (9वां संस्करण) प्रशस्ति पत्रHeller, Daniel A. Teachers Wanted: Attracting and Retaining Good Teachers. Association for Supervision and Curriculum Development, 2004.
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