Gumbel, J. E. (1983). Analysis and design of buried flexible pipes.
Chicago Style (17th ed.) CitationGumbel, John Ernest. Analysis and Design of Buried Flexible Pipes. 1983.
MLA引文Gumbel, John Ernest. Analysis and Design of Buried Flexible Pipes. 1983.
警告：這些引文格式不一定是100％准確.