APA (7th ed.) Citation

Gernsback, H. (1950). Ralph 124C 41+: A romance of the year 2660 ([2d. ed.].). Fell.

Chicago Style (17th ed.) Citation

Gernsback, Hugo. Ralph 124C 41+: A Romance of the Year 2660. [2d. ed.]. New York: Fell, 1950.

MLA (9th ed.) Citation

Gernsback, Hugo. Ralph 124C 41+: A Romance of the Year 2660. [2d. ed.]. Fell, 1950.

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