एपीए उद्धरण

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

शिकागो स्टाइल उद्धरण

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

एमएलए उद्धरण

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