Columbia subject headings:
Christian ethics--Catholic authors.
Church work with the homeless.
Church work--Catholic Church.
Homelessness--Religious aspects--Christianity.
Harvard subject headings:
Christian ethics--Catholic authors
Church work with the homeless
Church work--Catholic Church
Homelessness--Religious aspects--Christianity
Princeton subject headings:
Christian ethics--Catholic authors.
Church work with the homeless.
Church work--Catholic Church.
Homelessness--Religious aspects--Christianity.