APA (7th ed.) Citation

Greenspan, D. (1966). Introductory numerical analysis of elliptic boundary value problems (1. print.). Harper & Row.

Chicago Style (17th ed.) Citation

Greenspan, Donald. Introductory Numerical Analysis of Elliptic Boundary Value Problems. 1. print. New York [u.a.]: Harper & Row, 1966.

MLA (9th ed.) Citation

Greenspan, Donald. Introductory Numerical Analysis of Elliptic Boundary Value Problems. 1. print. Harper & Row, 1966.