एपीए उद्धरण

(1998). Engineering services examination: Papers solved and unsolved in general studies (2nd ed.). G.K.

शिकागो स्टाइल उद्धरण

Engineering Services Examination: Papers Solved and Unsolved in General Studies. 2nd ed. Jabalpur: G.K, 1998.

एमएलए उद्धरण

Engineering Services Examination: Papers Solved and Unsolved in General Studies. 2nd ed. G.K, 1998.