Thorpe,Edgar, & Thorpe,Showic. (2003). The pearson general knowledge manual 2004. Pearson.
Chicago Edition CitationThorpe,Edgar, i Thorpe,Showic. The Pearson General Knowledge Manual 2004. Singapore: Pearson, 2003.
Cita MLAThorpe,Edgar, i Thorpe,Showic. The Pearson General Knowledge Manual 2004. Pearson, 2003.
Atenció: Aquestes cites poden no estar 100% correctes.