APA

Graustein W. C., . (1935). Differential geometry. New York: The Macmillan Company.

Chicago

Graustein William Caspar, . 1935. Differential geometry. New York: The Macmillan Company.

Harvard

Graustein W. C., . (1935). Differential geometry. New York: The Macmillan Company.

MLA

Graustein William Caspar, . Differential geometry. New York: The Macmillan Company. 1935.