APA (7th ed.) Citation

American Radio Relay League & Halprin, R. (1985). The ARRL operating manual (2nd ed.). American Radio Relay League.

Chicago Style (17th ed.) Citation

American Radio Relay League and Robert Halprin. The ARRL Operating Manual. 2nd ed. Newington, CT: American Radio Relay League, 1985.

MLA (9th ed.) Citation

American Radio Relay League and Robert Halprin. The ARRL Operating Manual. 2nd ed. American Radio Relay League, 1985.