Very Good in Very Good dust jacket. Ex-libray with call label on DJ's spine. Library stamp on cprt page, p. 21 & p. 164. Computer label, discard stamp, & pocket on bfep. The DJ, which is protected by clear plastic, is taped to the covers, otherwise Binding is clean, sound and unworn. Other than library markings, contents are almost as new, as is the dust jacket.; Black boards, white cloth spine, bright gold lettering. Annotated references. Index. A couple-dozen-or-so b/w photos throughout text. SCIENCE. In a study to find out excactly what is language, when does a system of symbols become a true language, David and Ann Premack studied a chimpanzee named Sarah. This book is the story of Sarah's progress toward an upgraded mind and of other chipms who followed her through the fullest and most elegant and revealing language tasks ever devised for an animal.; 8-1/2" Tall; 165 pages.
Copyright in bibliographic data and cover images is held by Nielsen Book Services Limited, Baker & Taylor, Inc., or by their respective licensors, or by the publishers, or by their respective licensors. For personal use only. All rights reserved. All rights in images of books or other publications are reserved by the original copyright holders.