Scriven, M. (1966). Primary Philosophy. McGraw-Hill.
Chicago Style (17th ed.) ZitazioaScriven, Michael. Primary Philosophy. New York: McGraw-Hill, 1966.
MLA (9th ed.) ZitazioaScriven, Michael. Primary Philosophy. McGraw-Hill, 1966.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.