Thorpe, E., & Thorpe, s. (2007). General studies manual 2007. Dorling Kinderseley.
Čikaški stil citiranjaThorpe, Edgar, i shwick Thorpe. General Studies Manual 2007. Delhi: Dorling Kinderseley, 2007.
MLA način citiranjaThorpe, Edgar, i shwick Thorpe. General Studies Manual 2007. Dorling Kinderseley, 2007.
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