Indiwiduele en kollektiewe prestasie, 'n bydrae tot die experimentele groepspsigologie...
By: door Gideon Jacobus Joubert...
Publisher: Swets en Zeitlinger
Published: 1932
Place of publication: Amsterdam
Language: dut
Number of pages: 100
Subjects: Social psychology; Mental tests; Educational psychology
Notes: Proefschrift--Amsterdam.
"Stellinge" (2 leaves) laid in.