5 1 10 ALEXANDER, WILLIAM M. Additional Author SAYLOR, J. GALEN Additional Author mixed material 0030853524 New York Holt, Rinehart and Winston, Inc 1974 a thematic approach ELLIS, ARTHUR K. Additional Author HUMPHREYS, ALAN H. Additional Author POST, THOMAS R. Additional Author mixed material 0830243879 GOODYEAR PUBLISHING COMPANY 1981 ALEXANDER, WILLIAM M. Additional Author LEWIS, ARTHUR J. Additional Author SAYLOR, J. GALEN Additional Author mixed material NEW YROK HOLT, RINEHART AND WINSTON 1981 ALESSI,JR. SAMUEL J. Additional Author BEANE, JAMES A. Additional Author TOEPFER, JR. CONRAD F. Additional Author mixed material 0205087450 Boston ALLY AND BACON INC. 1986 LOUNSBURY, JOHN H. Additional Author VARS, GORDON F. Additional Author mixed material 0060441267 New York HARPER & ROW, PUBLISHERS 1978