6 1 10 Robert Notick Primary Author mixed material 0674664485 Massachusetts Harvard University Press 1981 A.J Ayer Primary Author mixed material 0394716558 New York Vintage Books 1982 Moses Hadas Primary Author mixed material 9780393004595 New York WW. Norton 1968 Basic Readings in Philosophy, Edisi 3 James Rachels Primary Author Stuart Rachels Primary Author mixed material 9780078038303 New York McGraw-Hill 2012 Hilaire Cuny Primary Author mixed material United States of America Paul S. Erikson, Inc 1965 The Classic Tradition to Post-Modernism James Farganis Primary Author mixed material 9780078026843 USA McGraw-Hill 2014