Cita APA (7th ed.)
Balarie, E. (2007). Commodities for every portfolio: How you can profit from the long-term commodity boom. Wiley.
Cita Chicago (17th ed.)
Balarie, Emanuel. Commodities for Every Portfolio: How You Can Profit from the Long-term Commodity Boom. Hoboken, N.J.: Wiley, 2007.
Cita MLA (9th ed.)
Balarie, Emanuel. Commodities for Every Portfolio: How You Can Profit from the Long-term Commodity Boom. Wiley, 2007.
Atenció: Aquestes cites poden no estar 100% correctes.