APA (7th ed.) Citation

(1918). SCR-74 radio transmitting set. [publisher not identified].

Chicago Style (17th ed.) Citation

SCR-74 Radio Transmitting Set. [Washington]: [publisher not identified], 1918.

MLA (9th ed.) Citation

SCR-74 Radio Transmitting Set. [publisher not identified], 1918.

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