Getty, J. P. (1965). How to be rich. London: W. H. Allen.
Chicago Style aipamenaGetty, J. Paul. How to Be Rich. London: W. H. Allen, 1965.
MLA aipamenaGetty, J. Paul. How to Be Rich. London: W. H. Allen, 1965.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.