Teilhard de Chardin, P. (1973). On happiness ([1st U.S. ed.].). Harper & Row.
Chicago Style (17th ed.) CitationTeilhard de Chardin, Pierre. On Happiness. [1st U.S. ed.]. New York: Harper & Row, 1973.
MLA (8th ed.) CitationTeilhard de Chardin, Pierre. On Happiness. [1st U.S. ed.]. Harper & Row, 1973.
Warning: These citations may not always be 100% accurate.