n Battery van toetse vir die trek versigtigheid, met 'n ondersoeking na die teenwoordigheid of nie van 'n 'G'-faktor en 'S'-faktore

Grobbelaar, P (1932)

Proefskrif (M.A.) -- Universiteit van Stellenbosch, 1932.

1 geskrewe eksemplaar.

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Thesis

Please refer to this item in SUNScholar by using the following persistent URL: http://hdl.handle.net/10019.1/56127
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