Yeo, E. C. (1989). Design, construction & maintenance of flat roofing systems.
Chicago Style (17th ed.) CitationYeo, Eng Chang. Design, Construction & Maintenance of Flat Roofing Systems. 1989.
MLA引文Yeo, Eng Chang. Design, Construction & Maintenance of Flat Roofing Systems. 1989.
警告：这些引文格式不一定是100％准确.