APA (7th ed.) Citation

Wolfgang, L. D., & Hutchinson, C. L. (1990). The ARRL handbook for radio amateurs (68th ed.). American Radio Relay League.

Chicago Style (17th ed.) Citation

Wolfgang, Larry D., and Charles L. Hutchinson. The ARRL Handbook for Radio Amateurs. 68th ed. Newington, CT: American Radio Relay League, 1990.

MLA (8th ed.) Citation

Wolfgang, Larry D., and Charles L. Hutchinson. The ARRL Handbook for Radio Amateurs. 68th ed. American Radio Relay League, 1990.

Warning: These citations may not always be 100% accurate.