Helen Dwight Reid Educational Foundation. The Journal of experimental education. [HELDREF Publications, etc.].
Cita Chicago (17th ed.)Helen Dwight Reid Educational Foundation. The Journal of Experimental Education. [Washington, etc.]: [HELDREF Publications, etc.].
Cita MLA (9th ed.)Helen Dwight Reid Educational Foundation. The Journal of Experimental Education. [HELDREF Publications, etc.].
Atenció: Aquestes cites poden no estar 100% correctes.