Padilla, A. M., Chen, X., & Lake, J. (2020). Positive Psychology and Learning a Second or Third Language. Frontiers Media SA.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रPadilla, Amado M., Xinjie Chen, और J. Lake. Positive Psychology and Learning a Second or Third Language. Frontiers Media SA, 2020.
एमएलए (9वां संस्करण) प्रशस्ति पत्रPadilla, Amado M., et al. Positive Psychology and Learning a Second or Third Language. Frontiers Media SA, 2020.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.