ISBN-13: 9780306454882 / Angielski / Twarda / 1997 / 426 str.
ISBN-13: 9780306454882 / Angielski / Twarda / 1997 / 426 str.
Presents a theoretical work originally written in the 1920s, long believed to be lost, by a Soviet psychologist. He responds to the proliferation of different schools within the field with the formulation of a unified theory based on Marxism. For scholars in psychology and the history of psychology.