Cattell, R. B. (1995). Tests de factor G, Escala 1: Manual (4a. ed.). TEA.
Tohutoru Kātū Chicago (17th ed.)Cattell, Raymond B. Tests De Factor G, Escala 1: Manual. 4a. ed. Madrid: TEA, 1995.
Tohutoro MLA (9th ed.)Cattell, Raymond B. Tests De Factor G, Escala 1: Manual. 4a. ed. TEA, 1995.
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