Farquhar, J. D. (2012). Case study research for business. Sage.
Dyfyniad Arddull ChicagoFarquhar, Jillian Dawes. Case Study Research for Business. Los Angeles: Sage, 2012.
Dyfyniad MLAFarquhar, Jillian Dawes. Case Study Research for Business. Sage, 2012.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.