Schaum's outline of geometry Bằng Rich, Barnett 1906-, Thomas, Christopher 1973-

Available for University of the Philippines Diliman via McGraw-Hill Access Engineering. Click here to access
Also available remotely for University of the Philippines Diliman via McGraw-Hill Access Engineering. Click here to access thru EZproxy

Shape and space activities for children with mathematical learning difficulties Bằng Lever, Mel