Robson, C. (2011). Real world research: A resource for users of social research methods in applied settings (3rd edition.). Wiley-Blackwell.
Dyfyniad Arddull ChicagoRobson, Colin. Real World Research: A Resource for Users of Social Research Methods in Applied Settings. 3rd edition. Chichester, West Sussex ; Hoboken, N.J.: Wiley-Blackwell, 2011.
Dyfyniad MLARobson, Colin. Real World Research: A Resource for Users of Social Research Methods in Applied Settings. 3rd edition. Wiley-Blackwell, 2011.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.