Kaplan, W. (1962). Operational methods for linear systems. Addison-Wesley.
Cita Chicago (17th ed.)Kaplan, Wilfred. Operational Methods for Linear Systems. Reading: Addison-Wesley, 1962.
Cita MLA (9th ed.)Kaplan, Wilfred. Operational Methods for Linear Systems. Addison-Wesley, 1962.
Atenció: Aquestes cites poden no estar 100% correctes.