The Psychology of Efficiency: An Experimental Study of the Processes Involved in the Solution of Mechanical Puzzles and in the Acquisition of Skill in Their Manipulation
Ruger, Henry A.
Sold by BookDepart, Shepherdstown, WV, U.S.A.
Heritage Bookseller
AbeBooks Seller since April 18, 1998
Used - Hardcover
Condition: Used - Good
Ships within U.S.A.
Quantity: 1 available
Add to basket