Style de citation APA (7e éd.)

HALMOS, P. R. (1967). A Hilbert space problem book. American Book.

Style de citation Chicago (17e éd.)

HALMOS, Paul R. A Hilbert Space Problem Book. New York: American Book, 1967.

Style de citation MLA (9e éd.)

HALMOS, Paul R. A Hilbert Space Problem Book. American Book, 1967.