Thorpe, E., & Thorpe, S. (2009). Pearson general studies manual 2010: For the UPSC Civil Services preliminary examination. Pearson.
Citação norma ChicagoThorpe, Edgar, e Showick Thorpe. Pearson General Studies Manual 2010: For the UPSC Civil Services Preliminary Examination. Chandigarh: Pearson, 2009.
Citação norma MLAThorpe, Edgar, e Showick Thorpe. Pearson General Studies Manual 2010: For the UPSC Civil Services Preliminary Examination. Pearson, 2009.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.