Ladd, G.T. Elements of physiological psychology : a treatise of the activities and nature of the mind from the physical and experimental point of view / by George T. Ladd; G.T. Ladd .— : Longman Green a. co., 1887 .— 701 с. — Lang: eng .— URL: https://rucont.ru/efd/88645 (дата обращения: 28.06.2024)