APA引文

(1999). UPSC (IES) Engineering Services Examination Papers: Solved and Unsolved in General Studies. G.K.

Chicago Edition Citation

UPSC (IES) Engineering Services Examination Papers: Solved and Unsolved in General Studies. Jabalpur: G.K, 1999.

MLA引文

UPSC (IES) Engineering Services Examination Papers: Solved and Unsolved in General Studies. G.K, 1999.

警告：这些引文格式不一定是100％准确.