McGuigan, F.J. Experimental psychology : methods of research / F.J. McGuigan. - 5th.ed. - Englewood Cliffs : Prentice-Hall, 1990. - 387p. ISBN: 0132950235 Subjects--Uniform Titles: Subjects--Topical Terms: Psychology, Experimental.Psychology--Research. LC Class. No.: BF181 / .M24