Delfgaauw, B., & Delfgaauw, B. M. I. (1969). Evolution: The theory of Teilhard de Chardin. Collins.
Chicago Style (17th ed.) CitationDelfgaauw, Bernard, and Bernardus Maria Ignatius Delfgaauw. Evolution: The Theory of Teilhard De Chardin. London: Collins, 1969.
MLA (8th ed.) CitationDelfgaauw, Bernard, and Bernardus Maria Ignatius Delfgaauw. Evolution: The Theory of Teilhard De Chardin. Collins, 1969.
Warning: These citations may not always be 100% accurate.