Wan, F. Y. M. (1995). Introduction to the calculus of variations and its applications. Chapman and Hall.
Chicago-referens (17:e uppl.)Wan, Frederick Y. M. Introduction to the Calculus of Variations and Its Applications. Nueva York: Chapman and Hall, 1995.
MLA-referens (9:e uppl.)Wan, Frederick Y. M. Introduction to the Calculus of Variations and Its Applications. Chapman and Hall, 1995.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.