Washington, D.C. Hemisphere Publishing Corporation, 1977. Hardcover. SCARCE. Near fine in maroon cloth covered boards with black & gilt title to front board and to spine. Pristine interior with graphs and charts throughout. In very good white & blue dust jacket (some minor chipping to the edges, light soiling) with white title to front panel and blue title to spine. Nice, tight binding. Index, 204 pp. Psychology. PSY/11243. Near Fine in Very Good DJ.