Thorpe, E. (2010). Pearson general knowledge manual 2010. Pearson Education.
Cita Chicago Style (17a ed.)Thorpe, Edgar. Pearson General Knowledge Manual 2010. New delhi: Pearson Education, 2010.
Cita MLA (9a ed.)Thorpe, Edgar. Pearson General Knowledge Manual 2010. Pearson Education, 2010.
Precaución: Estas citas no son 100% exactas.