Gupta, O. P. (1981). Chemical Engineering: Objective Type Questions and Answer. Khanna Publishers.
シカゴスタイル引用形Gupta, Om Prakash. Chemical Engineering: Objective Type Questions and Answer. Delhi: Khanna Publishers, 1981.
MLA引用形式Gupta, Om Prakash. Chemical Engineering: Objective Type Questions and Answer. Khanna Publishers, 1981.
警告: この引用は必ずしも正確ではありません.