TIMOSHENKO, S., & YOUNG, D. (1968). Elements of strenght of materials. -- Ed.5. Litton Educational.
芝加哥风格引文TIMOSHENKO, S.P, 与 D.H YOUNG. Elements of Strenght of Materials. -- Ed.5. New Dehli: Litton Educational, 1968.
MLA引文TIMOSHENKO, S.P, 与 D.H YOUNG. Elements of Strenght of Materials. -- Ed.5. Litton Educational, 1968.
警告:这些引文格式不一定是100%准确.