Gaya APA

Billias, N, M. et al (2008). Karol wojtyla's philosophical legacy : editor: Nancy Mardas Billias, Agnes B. Curry, George F. McLean . Washinton D.C: United States of Amerika.

Gaya MLA

Billias, Nancy, Mardas. et al. "Karol wojtyla's philosophical legacy : editor: Nancy Mardas Billias, Agnes B. Curry, George F. McLean". Washinton D.C: United States of Amerika, 2008. Buku.