How to Learn Spanish, French, English, German, Japanese, Portuguese - Any Language in 30 Days (Unabridged) (Richard Pluma) が、Apple Booksで40円値下げされて560円になりました。
https://books.apple.com/jp/audiobook/how-to-learn-spanish-french-english-german-japanese/id1044865050?uo=4&at=11l55P&ct=sale
How to Learn Spanish, French, English, German, Japanese, Portuguese - Any Language in 30 Days (Unabridged)
言語 · 2015年
books.apple.com