APA সাইটেশন

Morse, M., & Cairns, S. S. (1969). Critical point theory in global analysis and differential topology: An introduction. Academic Press.

শিকাগো স্টাইলে সাইটেশন

Morse, Marston, এবং Stewart S. Cairns. Critical Point Theory in Global Analysis and Differential Topology: An Introduction. New York: Academic Press, 1969.

এমএলএ সাইটেশন

Morse, Marston, এবং Stewart S. Cairns. Critical Point Theory in Global Analysis and Differential Topology: An Introduction. Academic Press, 1969.