Cita APA (7th ed.)

Helson, H. (1983). Harmonic analysis. Addison-Wesley.

Cita Chicago (17th ed.)

Helson, Henry. Harmonic Analysis. Reading: Addison-Wesley, 1983.

Cita MLA (9th ed.)

Helson, Henry. Harmonic Analysis. Addison-Wesley, 1983.