Friedman, M. D. (1968). Variational methods in optimum control theory. Academic Press.
Chicago Edition CitationFriedman, M D. Variational Methods in Optimum Control Theory. New York: Academic Press, 1968.
MLA引文Friedman, M D. Variational Methods in Optimum Control Theory. Academic Press, 1968.
警告：这些引文格式不一定是100％准确.