(1997). Civil engineering systems.
Chicago Style (17th ed.) CitationCivil Engineering Systems. 1997.
MLA引文Civil Engineering Systems. 1997.
警告:這些引文格式不一定是100%准確.
(1997). Civil engineering systems.
Chicago Style (17th ed.) CitationCivil Engineering Systems. 1997.
MLA引文Civil Engineering Systems. 1997.