A Symposium on the Classification of Educational Research

Barr, A. S. ; Almack, John C. ; Ayer, Fred C. ; Dashiell, J. F. ; Gates, Arthur I. ; Good, Carter V. ; Johnson, Palmer O. ; Kelley, Truman L. ; Mccall, William A. ; Ruch, G. M. ; Symonds, Percival M. ; Toops, Herbert A. ; Trabue, M. R. ; Whitney, F. L. ; Woody, Clifford ; Kilpatrick, William H. ; Henmon, V. A. C. ; Freeman, Frank N.

The Journal of educational research (Washington, D.C.), 1931-05, Vol.23 (5), p.353-382 [Periódico revisado por pares]

Bloomington, Ill: Routledge

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