APA način citiranja

Ojha, N. N. (2020). General Studies (9 Yrs Solved) Civil Services Prelims Examinations (2011-2019). Chronicle Books.

Čikaški stil citiranja

Ojha, N N. General Studies (9 Yrs Solved) Civil Services Prelims Examinations (2011-2019). UP: Chronicle Books, 2020.

MLA način citiranja

Ojha, N N. General Studies (9 Yrs Solved) Civil Services Prelims Examinations (2011-2019). Chronicle Books, 2020.