Thorpe, E., & Thorpe, S. (2010). Pearson General knowledge manual 2010. Pearson.
Chicago Edition CitationThorpe, Edgar, i Showick Thorpe. Pearson General Knowledge Manual 2010. Delhi: Pearson, 2010.
Cita MLAThorpe, Edgar, i Showick Thorpe. Pearson General Knowledge Manual 2010. Pearson, 2010.
Atenció: Aquestes cites poden no estar 100% correctes.