Wyner, G. (2014). Fluent forever (revised edition): How to learn any language fast and never forget it.
Цитирование в стиле Чикаго (17-е изд.)Wyner, Gabriel. Fluent Forever (revised Edition): How to Learn Any Language Fast and Never Forget It. 2014.
Цитирование MLA (8-е изд.)Wyner, Gabriel. Fluent Forever (revised Edition): How to Learn Any Language Fast and Never Forget It. 2014.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.