W.Santrock John. (2005). Life Span Development. American: McGraw -Hill.
Chicago Style CitationW.Santrock John. Life Span Development. American: McGraw -Hill, 2005.
Cita MLAW.Santrock John. Life Span Development. American: McGraw -Hill, 2005.
Atenció: Aquestes cites poden no estar 100% correctes.