Portland Cement Association, C. (1964). Handbook of concrete culvert pipe hydraulics. Chicago: Portland Cement Association.
Trích dẫn kiểu ChicagoPortland Cement Association, Chicago. Handbook of Concrete Culvert Pipe Hydraulics. Chicago: Portland Cement Association, 1964.
MLA引文Portland Cement Association, Chicago. Handbook of Concrete Culvert Pipe Hydraulics. Chicago: Portland Cement Association, 1964.
警告:這些引文格式不一定是100%准確.