Cita APA

 Lucas, R. W. (2007).  Creative learning: Activities and games that really engage people.  Pfeiffer.

Chicago Style Citation

 Lucas, Robert W.  Creative Learning: Activities and Games That Really Engage People.  Pfeiffer, 2007.

Cita MLA

 Lucas, Robert W.  Creative Learning: Activities and Games That Really Engage People.  Pfeiffer, 2007.

Atenció: Aquestes cites poden no estar 100% correctes.