APA

Zepler Erich Ernst, John Wiley & Sons, . (1951). The technique of radio design. New York: John Wiley & Sons.

Chicago

Zepler Erich Ernst, John Wiley & Sons, . 1951. The technique of radio design. New York: John Wiley & Sons.

Harvard

Zepler Erich Ernst, John Wiley & Sons, . (1951). The technique of radio design. New York: John Wiley & Sons.

MLA

Zepler Erich Ernst, John Wiley & Sons, . The technique of radio design. New York: John Wiley & Sons. 1951.