TY  - BOOK
AU  - Thomas Sieger Derr
TI  - Barriers to ecumenism: : the holy See and the World Council of Churches on social questions
SN  - 0883440318
PY  - 1983///
CY  - New York
PB  - Orbis Books
KW  - Church & social problems
KW  - Catholic Church
KW  - Christian union
ER  -