Thorpe, E., & Thorpe, S. (2005). pearson concise general knowledge manual 2005. Pearson Education.
Dyfyniad Arddull ChicagoThorpe, Edgar, and Showick Thorpe. Pearson Concise General Knowledge Manual 2005. New Delhi: Pearson Education, 2005.
Dyfyniad MLAThorpe, Edgar, and Showick Thorpe. Pearson Concise General Knowledge Manual 2005. Pearson Education, 2005.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.