(1998). Engineering services examination: Papers solved and unsolved in general studies (2nd ed.). G.K.
シカゴスタイル引用形Engineering Services Examination: Papers Solved and Unsolved in General Studies. 2nd ed. Jabalpur: G.K, 1998.
MLA引用形式Engineering Services Examination: Papers Solved and Unsolved in General Studies. 2nd ed. G.K, 1998.
警告: この引用は必ずしも正確ではありません.