Robbins,Antony. (1991). Awaken the giant within. Simon &Schuster.
Chicago Edition CitationRobbins,Antony. Awaken the Giant Within. UK: Simon &Schuster, 1991.
Cita MLARobbins,Antony. Awaken the Giant Within. Simon &Schuster, 1991.
Atenció: Aquestes cites poden no estar 100% correctes.