APA (7th ed.) Citation

Ivanov, O. A. (1998). Easy as pi? : an introduction to higher mathematics / O.A. Ivanov: An introduction to higher mathematics. Springer.

Chicago Style (17th ed.) Citation

Ivanov, O. A. Easy as Pi? : An Introduction to Higher Mathematics / O.A. Ivanov: An Introduction to Higher Mathematics. New York: Springer, 1998.

MLA (9th ed.) Citation

Ivanov, O. A. Easy as Pi? : An Introduction to Higher Mathematics / O.A. Ivanov: An Introduction to Higher Mathematics. Springer, 1998.

Warning: These citations may not always be 100% accurate.