por Phillips, Charles [autor] | Phillips, Charles. 50 puzzles for creative thinking | Merlos, Silvina [traductor].
por Puig, Anna [autor].
por Phillips, Charles [autor] | Jáuregui Lorda, Graciela [traductor] | Phillips, Charles. Brain-balance workout.
por Phillips, Charles [autor] | Phillips, Charles. Stay smart : 100 exercises to keep your brain sharp | Jáuregui Lorda, Graciela [traductor].