APA
Thorpe Edgar, Showick Thorpe, . (2013). General Knowledge Manual 2013. Noida: Pearson.
Chicago
Thorpe Edgar, Showick Thorpe, . 2013. General Knowledge Manual 2013. Noida: Pearson.
Harvard
Thorpe Edgar, Showick Thorpe, . (2013). General Knowledge Manual 2013. Noida: Pearson.
MLA
Thorpe Edgar, Showick Thorpe, . General Knowledge Manual 2013. Noida: Pearson. 2013.