Cita APA (7th ed.)

Von, N. J. (1950). Fuctional operators. Princeton University Press.

Cita Chicago (17th ed.)

Von, Neumann John. Fuctional Operators. Princeton: Princeton University Press, 1950.

Cita MLA (9th ed.)

Von, Neumann John. Fuctional Operators. Princeton University Press, 1950.