APA

Hemmerling E. M., . (1958). College plane geometry. New York: Wiley.

Chicago

Hemmerling Edwin M, . 1958. College plane geometry. New York: Wiley.

Harvard

Hemmerling E. M., . (1958). College plane geometry. New York: Wiley.

MLA

Hemmerling Edwin M, . College plane geometry. New York: Wiley. 1958.