Columbia subject headings:
Christian ethics.
Communist ethics.
Ethics--Yugoslavia.
Philosophy, Marxist--Yugoslavia.
Philosophy, Yugoslav.
Harvard subject headings:
Christian ethics.
Communism--Yugoslavia
Communist ethics.
Ethics--Yugoslavia.
Philosophy, Marxist--Yugoslavia.
Philosophy, Yugoslav.
Princeton subject headings:
Christian ethics.
Communist ethics.
Ethics--Yugoslavia.
Philosophy, Marxist--Yugoslavia.
Philosophy, Yugoslav.