APA引文

Chang, S. L. (1985). Natural frequencies of cylindrical shells with variable wall thickness.

Chicago Style (17th ed.) Citation

Chang, Soy Lee. Natural Frequencies of Cylindrical Shells with Variable Wall Thickness. 1985.

MLA引文

Chang, Soy Lee. Natural Frequencies of Cylindrical Shells with Variable Wall Thickness. 1985.

警告：这些引文格式不一定是100％准确.