Gabler, I. C., Schroeder, M., & Curtis, D. (2003). Constructivist methods for the secondary classroom: Engaged minds. Allyn and Bacon.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रGabler, Ina Claire, Michael Schroeder, और David Curtis. Constructivist Methods for the Secondary Classroom: Engaged Minds. Boston: Allyn and Bacon, 2003.
एमएलए (9वां संस्करण) प्रशस्ति पत्रGabler, Ina Claire, et al. Constructivist Methods for the Secondary Classroom: Engaged Minds. Allyn and Bacon, 2003.
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