APA (7th ed.) Citation

Gut, E. (1989). Productive and unproductive depression: Success or failure of a vital process (1. publ. in the USA.). Basic Books.

Chicago Style (17th ed.) Citation

Gut, Emmy. Productive and Unproductive Depression: Success or Failure of a Vital Process. 1. publ. in the USA. New York: Basic Books, 1989.

MLA (9th ed.) Citation

Gut, Emmy. Productive and Unproductive Depression: Success or Failure of a Vital Process. 1. publ. in the USA. Basic Books, 1989.