एपीए उद्धरण

(1998). Engineering Services Examination Papers Solved and Unsolved in Civil Engineering (2nd ed.). G.K.

शिकागो स्टाइल उद्धरण

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

एमएलए उद्धरण

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