McGuigan, F. (1990). Experimental psychology: Methods of research (5th.ed.). Prentice-Hall.
Dyfyniad Arddull ChicagoMcGuigan, F.J. Experimental Psychology: Methods of Research. 5th.ed. Englewood Cliffs: Prentice-Hall, 1990.
Dyfyniad MLAMcGuigan, F.J. Experimental Psychology: Methods of Research. 5th.ed. Prentice-Hall, 1990.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.