APA-referens

Thorpe, E., & Thorpe, S. (2015). Pearson general studies (paper I) 2015: For the civil services preliminary examination. Dorling Kindersley.

Chicago-stil citat

Thorpe, Edgar, och Showick Thorpe. Pearson General Studies (paper I) 2015: For the Civil Services Preliminary Examination. New Delhi: Dorling Kindersley, 2015.

MLA-referens

Thorpe, Edgar, och Showick Thorpe. Pearson General Studies (paper I) 2015: For the Civil Services Preliminary Examination. Dorling Kindersley, 2015.