Katz, M. B. (1968). The irony of early school reform: Educational innovation in mid-nineteenth century Massachusetts. Havard University.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रKatz, Michael B. The Irony of Early School Reform: Educational Innovation in Mid-nineteenth Century Massachusetts. Cambridge: Havard University, 1968.
एमएलए (9वां संस्करण) प्रशस्ति पत्रKatz, Michael B. The Irony of Early School Reform: Educational Innovation in Mid-nineteenth Century Massachusetts. Havard University, 1968.
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