Codling, S. (1998). Benchmarking. Gower.
Cita Chicago (17th ed.)Codling, Sylvia. Benchmarking. Aldershot, Hants., Eng: Gower, 1998.
Cita MLA (9th ed.)Codling, Sylvia. Benchmarking. Gower, 1998.
Atenció: Aquestes cites poden no estar 100% correctes.