Citazione Stile APA (7a Edizione)

Zweig, A. (1987). Was der Mensch braucht. Philipp Reclam jun..

Citazione stile Chigago Style (17a edizione)

Zweig, Arnold. Was Der Mensch Braucht. Leipzig: Philipp Reclam jun., 1987.

Citatione MLA (8a ed.)

Zweig, Arnold. Was Der Mensch Braucht. Philipp Reclam jun., 1987.