APA
Sartre J., . (1947). Existentialism. New York: Philosophical Library.
Chicago
Sartre Jean-Paul, . 1947. Existentialism. New York: Philosophical Library.
Harvard
Sartre J., . (1947). Existentialism. New York: Philosophical Library.
MLA
Sartre Jean-Paul, . Existentialism. New York: Philosophical Library. 1947.
