Cita APA (7th ed.)
Commodity Research Bureau (U.S.) & ebrary, Inc. (2004). The CRB commodity yearbook 2004. Wiley ; John Wiley.
Cita Chicago (17th ed.)
Commodity Research Bureau (U.S.) i Inc ebrary. The CRB Commodity Yearbook 2004. Hoboken, N.J. : Chichester: Wiley ; John Wiley, 2004.
Cita MLA (9th ed.)
Commodity Research Bureau (U.S.) i Inc ebrary. The CRB Commodity Yearbook 2004. Wiley ; John Wiley, 2004.
Atenció: Aquestes cites poden no estar 100% correctes.