Cita APA

Andress, J., & Winterfeld, S. (2014). Second Edition. Elsevier.

Chicago Style Citation

Andress, Jason, i Steven Winterfeld. Second Edition. Elsevier, 2014.

Cita MLA

Andress, Jason, i Steven Winterfeld. Second Edition. Elsevier, 2014.

Atenció: Aquestes cites poden no estar 100% correctes.