The Worlds of existentialism :
a critical reader /
edited with introductions and a conclusion by Maurice Friedman.

APA Citation

Friedman, M. S. (19731964). The Worlds of existentialism: a critical reader. Phoenix ed. Chicago: University of Chicago Press.

MLA Citation

Friedman, Maurice S. The Worlds of Existentialism: a Critical Reader. Phoenix ed. Chicago: University of Chicago Press, 19731964.

Warning: These citations may not always be complete (especially for serials).