Cita APA

Paul Witty. (1963). How to improve your reading. Chicago: Science Research Associates.

Chicago Style Citation

Paul Witty. How to Improve Your Reading. Chicago: Science Research Associates, 1963.

Cita MLA

Paul Witty. How to Improve Your Reading. Chicago: Science Research Associates, 1963.

Atenció: Aquestes cites poden no estar 100% correctes.