Cita APA (7th ed.)

Newmark, A. Think possible: 101 stories about using a positive attitude to improve your life.

Cita Chicago (17th ed.)

Newmark, Amy. Think Possible: 101 Stories About Using a Positive Attitude to Improve Your Life.

Cita MLA (9th ed.)

Newmark, Amy. Think Possible: 101 Stories About Using a Positive Attitude to Improve Your Life.

Atenció: Aquestes cites poden no estar 100% correctes.