LEUKEL, F. (1968). Introduction to physiological psychology. Toppan Co.
Chicago-čujuhus (17. p.)LEUKEL, Francis. Introduction to Physiological Psychology. Tokyo: Toppan Co, 1968.
MLA-čujuhus (9. p.)LEUKEL, Francis. Introduction to Physiological Psychology. Toppan Co, 1968.
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