Gaya APA

Kobayashi, S, &, N, K. (1969). Foundations of Defferential Geometry, Vol 2. . New York: Interscience Publishers.

Gaya MLA

Kobayashi, Shoshichi, &, Nomizu,, Katsumi. "Foundations of Defferential Geometry, Vol 2.". New York: Interscience Publishers, 1969. Text.