Bedford. (2005). Enginerring mechanics statics. London: Pearson Prentice Hall.
Trích dẫn kiểu ChicagoBedford. Enginerring Mechanics Statics. London: Pearson Prentice Hall, 2005.
MLA引文Bedford. Enginerring Mechanics Statics. London: Pearson Prentice Hall, 2005.
警告:這些引文格式不一定是100%准確.