Association for Student Teaching. Committee on Research. (1968). The director of student teaching: Characteristics and responsibility. s. n.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रAssociation for Student Teaching. Committee on Research. The Director of Student Teaching: Characteristics and Responsibility. Washington, D. C: s. n, 1968.
एमएलए (9वां संस्करण) प्रशस्ति पत्रAssociation for Student Teaching. Committee on Research. The Director of Student Teaching: Characteristics and Responsibility. s. n, 1968.
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