APA-viite (7. p.)

- & TZAFESTAS, S. G. [. (1985). Walsh functions in signal and systems analysis design. Van Nostrand Reinhold Co.

Chicago-viite (17. p.)

- ja Spyros G. [Ed.] TZAFESTAS. Walsh Functions in Signal and Systems Analysis Design. New York: Van Nostrand Reinhold Co, 1985.

MLA-viite (9. p.)

- ja Spyros G. [Ed.] TZAFESTAS. Walsh Functions in Signal and Systems Analysis Design. Van Nostrand Reinhold Co, 1985.