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by Enesco, Ileana; Iglesias, Jose Luis Linaza; Turiel, Elliot
by Gazzaniga, Michael S.; Frado, Carlos
by Törnblom, Kjell Y.; Kazemi, Ali
by Gamble, Clive; Gowlett, John; Dunbar, Robin
by Diamond, Beverley; Castelo-Branco, Salwa El-Shawan
by Thagard, Paul
by Valdes-Rodriguez, Alisa
by Kramer, Joel; Alstad, Diana