The principles of philosophy / Hari Mohan Bhattacharyya, Bhattacharyya, Hari Mohan QH77.I4 P46 1996 101 HAP Includes index Calcutta : University of Calcutta, 1944. 1944. 1944 Text xv, 437 p. ; http://www.loc.gov/catdir/enhancements/fy0657/96007990-d.html http://www.loc.gov/catdir/enhancements/fy0657/96007990-t.html eng