Wilson, R. H. (1978). 25th Anniversary: Institutional Services Incorporated, Archdiocese of Philadelphia. S.l..
Chicago-Zitierstil (17. Ausg.)Wilson, Robert H. 25th Anniversary: Institutional Services Incorporated, Archdiocese of Philadelphia. S.l., 1978.
MLA-Zitierstil (8. Ausg.)Wilson, Robert H. 25th Anniversary: Institutional Services Incorporated, Archdiocese of Philadelphia. S.l., 1978.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.