Παραπομπή APA

(2014). General studies paper I: Civil services preliminary examination conducted by UPSC, solved papers 1997-2013. C. L. Media.

Παραπομπή Chicago Style

General Studies Paper I: Civil Services Preliminary Examination Conducted by UPSC, Solved Papers 1997-2013. Roorkee: C. L. Media, 2014.

Παραπομπή MLA

General Studies Paper I: Civil Services Preliminary Examination Conducted by UPSC, Solved Papers 1997-2013. C. L. Media, 2014.