por Maslow, Abraham H. (Abraham Harold) [autor] | Livas Gonzalez, Irene [traductor] | Maslow, Abraham H. (Abraham Harold). Farther reaches of human nature.
por Maslow, Abraham H. (Abraham Harold) [autor] | Mora Zahonero, Fernando [traductor] | González Raga, David [traductor] | Maslow, Abraham H. (Abraham Harold). Religions, values and peak-experiences.