Friedman, A. (2010). Variational principles and free-boundary problems (Dover ed.). Dover.
Chicago Style (17th ed.) CitationFriedman, Avner. Variational Principles and Free-boundary Problems. Dover ed. Mineola, N.Y: Dover, 2010.
MLA (9th ed.) CitationFriedman, Avner. Variational Principles and Free-boundary Problems. Dover ed. Dover, 2010.
Warning: These citations may not always be 100% accurate.