Grobler, A., & Joubert, Y. T. (2020). The relationship between hope and optimism, ethical leadership and person-organisation fit. AOSIS.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रGrobler, Anton, और Yvonne T. Joubert. The Relationship Between Hope and Optimism, Ethical Leadership and Person-organisation Fit. AOSIS, 2020.
एमएलए (9वां संस्करण) प्रशस्ति पत्रGrobler, Anton, और Yvonne T. Joubert. The Relationship Between Hope and Optimism, Ethical Leadership and Person-organisation Fit. AOSIS, 2020.
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