APA استشهاد

Lexis Nexis. (2016). Essays paper 1: UPSC- civil services main examination (2.). Lexis Nexis.

استشهاد بنمط شيكاغو

Lexis Nexis. Essays Paper 1: UPSC- Civil Services Main Examination. 2. Hayana: Lexis Nexis, 2016.

MLA استشهاد

Lexis Nexis. Essays Paper 1: UPSC- Civil Services Main Examination. 2. Lexis Nexis, 2016.