Washington State Planning Council. (1938). A survey of the common school system of Washington with suggested first steps toward its progressive development and improvement.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रWashington State Planning Council. A Survey of the Common School System of Washington with Suggested First Steps Toward Its Progressive Development and Improvement. [Olympia, 1938.
एमएलए (8वां संस्करण) प्रशस्ति पत्रWashington State Planning Council. A Survey of the Common School System of Washington with Suggested First Steps Toward Its Progressive Development and Improvement. 1938.
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