Nielsen, L. S. (1981). Standard Plumbing Engineering Design Louis S. Nielsen. McGraw-Hill.
Chicago Style (17th ed.) CitationNielsen, Louis S. Standard Plumbing Engineering Design Louis S. Nielsen. McGraw-Hill, 1981.
MLA引文Nielsen, Louis S. Standard Plumbing Engineering Design Louis S. Nielsen. McGraw-Hill, 1981.
警告：這些引文格式不一定是100％准確.