Preece, R. A. (1994). Starting research. London ; New York, NY: Pinter ; Distributed exclusively in the USA and Canada by St. Martin's Press.
Dyfyniad Arddull ChicagoPreece, R. A. Starting Research. London ; New York, NY: Pinter ; Distributed exclusively in the USA and Canada by St. Martin's Press, 1994.
Dyfyniad MLAPreece, R. A. Starting Research. London ; New York, NY: Pinter ; Distributed exclusively in the USA and Canada by St. Martin's Press, 1994.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.