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.