The Princeton Language In...

The Princeton Language Institute is the author of "10 Days to Faster Reading", "10 Days to More Confident Public Speaking", "10 Days to a Sharper Memory" and "10 Days to a More Powerful Vocabulary".

Books by The Princeton Language In...

10 Days to Faster...
The Princeton Langu...
Paperback: $15.99

10 Days to More C...
The Princeton Langu...
Paperback: $19.99

10 Days to a Shar...
The Princeton Langu...
Downloadable audio file: $14.98

10 Days to a More...
The Princeton Langu...
Paperback: $19.99