Brook- Hart, G. (2007). Business Benchmark. Cambridge University Press.
Dyfyniad Arddull ChicagoBrook- Hart, Guy. Business Benchmark. New Delhi: Cambridge University Press, 2007.
Dyfyniad MLABrook- Hart, Guy. Business Benchmark. Cambridge University Press, 2007.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.