ELANGOVAN R. (1997). UNIT OPERATIONS IN ENVIRONMENTAL ENGINEERING. NEW-AGE INTERNATIONAL.
Chicago Style (17th ed.) CitationELANGOVAN R. UNIT OPERATIONS IN ENVIRONMENTAL ENGINEERING. NEW DELHI: NEW-AGE INTERNATIONAL, 1997.
MLA引文ELANGOVAN R. UNIT OPERATIONS IN ENVIRONMENTAL ENGINEERING. NEW-AGE INTERNATIONAL, 1997.
警告:這些引文格式不一定是100%准確.