Bowyer, L. R. (1970). The Lowenfeld world technique: Studies in personality ([1st ed.].). Pergamon Press.
Cita Chicago Style (17a ed.)Bowyer, Laura Ruth. The Lowenfeld World Technique: Studies in Personality. [1st ed.]. Oxford [etc.]: Pergamon Press, 1970.
Cita MLA (9a ed.)Bowyer, Laura Ruth. The Lowenfeld World Technique: Studies in Personality. [1st ed.]. Pergamon Press, 1970.
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