APA (7e ed.) Bronvermelding

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

Chicago (17e ed.) Bronvermelding

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

MLA (9e ed.) Bronvermelding

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