APA (7th ed.) Citation

Hirsch, F., & Lacombe, G. (1999). Elements of functional analysis. Springer.

Chicago Style (17th ed.) Citation

Hirsch, F., and Gilles Lacombe. Elements of Functional Analysis. New York: Springer, 1999.

MLA (9th ed.) Citation

Hirsch, F., and Gilles Lacombe. Elements of Functional Analysis. Springer, 1999.