MACHOUCHE, S. ben T.; BENAOUDA, B.; GRINE, F. POSITIVE THINKING: AN ISLAMIC PERSPECTIVE. Al-Shajarah: Journal of the International Institute of Islamic Thought and Civilization (ISTAC), [S. l.], v. 17, n. 2, 2014. DOI: 10.31436/shajarah.v17i2.5. Disponível em: https://journals.iium.edu.my/shajarah/index.php/shaj/article/view/5. Acesso em: 18 jul. 2024.