Wyner, G. (2014). Fluent forever (revised edition): How to learn any language fast and never forget it.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रWyner, Gabriel. Fluent Forever (revised Edition): How to Learn Any Language Fast and Never Forget It. 2014.
एमएलए (8वां संस्करण) प्रशस्ति पत्रWyner, Gabriel. Fluent Forever (revised Edition): How to Learn Any Language Fast and Never Forget It. 2014.
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