APA (7th ed.) Citation

Heuss, T. (1955). Preludes to life: Early memoirs. A. Deutsch.

Chicago Style (17th ed.) Citation

Heuss, Theodor. Preludes to Life: Early Memoirs. London: A. Deutsch, 1955.

MLA (8th ed.) Citation

Heuss, Theodor. Preludes to Life: Early Memoirs. A. Deutsch, 1955.