Frick, James2012-03-142012-03-1419871987Source: Masters Abstracts International, Volume: 49-05, page: .http://hdl.handle.net/10393/22304http://dx.doi.org/10.20381/ruor-17962Abstract not available.298 p.Religion, General.Sociology, Theory and Methods.A Marxist critique of the papal encyclicals: Leo XIII to John Paul IIThesis