APA (7th ed.) Citation

Haag, L., Dickes, E., & Bender, A. (1948). How long the night. London: Gollancz.

Chicago Style (17th ed.) Citation

Haag, Lina, E.W Dickes, and Arnold Bender. How Long the Night. London: Gollancz, 1948.

MLA (8th ed.) Citation

Haag, Lina, et al. How Long the Night. London: Gollancz, 1948.