Cita APA

Langan John. (2002). Ten Skills You Really Need to Succeed in College. American: McGraw -Hill.

Chicago Style Citation

Langan John. Ten Skills You Really Need to Succeed in College. American: McGraw -Hill, 2002.

Cita MLA

Langan John. Ten Skills You Really Need to Succeed in College. American: McGraw -Hill, 2002.

Atenció: Aquestes cites poden no estar 100% correctes.