Columbia subject headings:
Christian ethics.
Ethics--History.
God--History of doctrines.
Kirjavainen, Heikki--Bibliography.
Kirjavainen, Heikki.
Metaphysics--History.
Religion--Philosophy--History.
Harvard subject headings:
Christian ethics
Ethics--History
God--History of doctrines
God--History of doctrines--20th century
Kirjavainen, Heikki--Bibliography.
Kirjavainen, Heikki.
Metaphysics--History
Religion--Philosophy--History
Princeton subject headings: