Shafer, I. H. (2002). What does it mean to be human?: A personal and Catholic perspective. Zygon, 37(1), 121-136.
Chicago-Zitierstil (17. Ausg.)Shafer, Ingrid Hedwig. "What Does It Mean to Be Human?: A Personal and Catholic Perspective." Zygon 37, no. 1 (2002): 121-136.
MLA-Zitierstil (8. Ausg.)Shafer, Ingrid Hedwig. "What Does It Mean to Be Human?: A Personal and Catholic Perspective." Zygon, vol. 37, no. 1, 2002, pp. 121-136.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.