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Gay, L.R.

Educational research : competencies for analysis and application / L.R. Gay - 5th. ed - Upper Saddle River, New Jersey : Merril , 1996 - xxiv, 662 p. : il. ; 26 cm

ISBN: 0023408146

Subjects--Topical Terms:
Educación --- Investigación

LC Class. No.: LB 1028 / G39 1996