SPOTTS, M., & SHOUP, T. (1998). Design of machine element (Ed.7.). Prentice-Hall International.
芝加哥风格引文SPOTTS, M.F, 与 T.E SHOUP. Design of Machine Element. Ed.7. New Jersey: Prentice-Hall International, 1998.
MLA引文SPOTTS, M.F, 与 T.E SHOUP. Design of Machine Element. Ed.7. Prentice-Hall International, 1998.
警告:这些引文格式不一定是100%准确.