Forray, M. J. (1968). Variational calculus in science and engineering / by M.J. Forray. McGraw-Hill.
Chicago Style (17th ed.) CitationForray, M. J. Variational Calculus in Science and Engineering / by M.J. Forray. McGraw-Hill, 1968.
MLA (9th ed.) CitationForray, M. J. Variational Calculus in Science and Engineering / by M.J. Forray. McGraw-Hill, 1968.
Warning: These citations may not always be 100% accurate.