Cita APA (7th ed.)
U.S. Dept. of commerce. (1921). Bolivia: A commercial and industrial handbook. Govt. print. off..
Cita Chicago (17th ed.)
U.S. Dept. of commerce. Bolivia: A Commercial and Industrial Handbook. Washington: Govt. print. off., 1921.
Cita MLA (9th ed.)
U.S. Dept. of commerce. Bolivia: A Commercial and Industrial Handbook. Govt. print. off., 1921.
Atenció: Aquestes cites poden no estar 100% correctes.