McGuigan, F. (1990). Experimental psychology: Methods of research (5th.ed.). Prentice-Hall.
Cita Chicago (17th ed.)McGuigan, F.J. Experimental Psychology: Methods of Research. 5th.ed. Englewood Cliffs: Prentice-Hall, 1990.
Cita MLA (9th ed.)McGuigan, F.J. Experimental Psychology: Methods of Research. 5th.ed. Prentice-Hall, 1990.
Atenció: Aquestes cites poden no estar 100% correctes.