Citazione APA

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

Stile di citazione Chicago

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

Citazione MLA

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

Attenzione: Queste citazioni potrebbero non essere precise al 100%.