Farmer, R. N. (1967). Managment in the future. Wadsworth Publishing Company.
Cita Chicago (17th ed.)Farmer, Richard N. Managment in the Future. California: Wadsworth Publishing Company, 1967.
Cita MLA (9th ed.)Farmer, Richard N. Managment in the Future. Wadsworth Publishing Company, 1967.
Atenció: Aquestes cites poden no estar 100% correctes.