Harper, R. (1948). Existentialism, a theory of man. Harvard Univ. Press.
Chicago Style (17th ed.) CitationHarper, Ralph. Existentialism, a Theory of Man. Cambridge: Harvard Univ. Press, 1948.
MLA (9th ed.) CitationHarper, Ralph. Existentialism, a Theory of Man. Harvard Univ. Press, 1948.
Warning: These citations may not always be 100% accurate.