Helen Dwight Reid Educational Foundation. The Journal of experimental education. [HELDREF Publications, etc.].
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रHelen Dwight Reid Educational Foundation. The Journal of Experimental Education. [Washington, etc.]: [HELDREF Publications, etc.].
एमएलए (9वां संस्करण) प्रशस्ति पत्रHelen Dwight Reid Educational Foundation. The Journal of Experimental Education. [HELDREF Publications, etc.].
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