APA (7th ed.) Zitazioa

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

Chicago Style (17th ed.) Zitazioa

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

MLA (9th ed.) Zitazioa

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