PAGE, A. N. (1968). Utility theory: A book of reading. John Wiley.
Chicago Style (17th ed.) ZitazioaPAGE, Alfred N. Utility Theory: A Book of Reading. New York: John Wiley, 1968.
MLA (9th ed.) ZitazioaPAGE, Alfred N. Utility Theory: A Book of Reading. John Wiley, 1968.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.