APA (7th ed.) Citation

Davidson, S., & Wead, F. (1936). Ceiling zero. Lynn publishing co., inc..

Chicago Style (17th ed.) Citation

Davidson, Sidney, and Frank Wead. Ceiling Zero. N[ew] Y[ork] c[ity]: Lynn publishing co., inc., 1936.

MLA (9th ed.) Citation

Davidson, Sidney, and Frank Wead. Ceiling Zero. Lynn publishing co., inc., 1936.