Cita APA

Langan, J. (2003). Ten Skill You Really Need to Succeed in College. McGraw - HillCompanies, Inc.

Chicago Style Citation

Langan, John. Ten Skill You Really Need to Succeed in College. McGraw - HillCompanies, Inc, 2003.

Cita MLA

Langan, John. Ten Skill You Really Need to Succeed in College. McGraw - HillCompanies, Inc, 2003.

Atenció: Aquestes cites poden no estar 100% correctes.