Arnold, J. D. (1982). How to make the right decisions. Mott media.
Cita Chicago (17th ed.)Arnold, John D. How to Make the Right Decisions. Mott media, 1982.
Cita MLA (9th ed.)Arnold, John D. How to Make the Right Decisions. Mott media, 1982.
Atenció: Aquestes cites poden no estar 100% correctes.