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La adolescencia y el conflicto de las generaciones by Pearson, Gerald H. J [???]. Material type:  Text; Format:
print
Language: Spanish Publication details: Buenos Aires : Siglo Veinte, 1973Availability: Items available for loan: Biblioteca Central UNNECall number: 159.922.8 P361 ej.1 (1).
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2.
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Trastornos emocionales de los niños by Pearson, Gerald H. J [???] | Magran, Leonardo [tr.] | Magran, Betty A. M [tr.]. Material type: Text; Format:
print
Language: Spanish Publication details: Buenos Aires : Editorial B, 1953Availability: Items available for loan: Biblioteca Central UNNECall number: 159.922.7 P361 ej.1 (1).
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3.
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Problemas de la conducta humana by English, O. Spurgeon, 1901-1993 [???] | Pearson, Gerald H. J [???]. Material type: Text; Format:
print
Language: Spanish Publication details: Barcelona : Luis de Caralt, 1959Availability: Items available for loan: Biblioteca Central UNNECall number: 159.92 E58 ej.1 (1).
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