McKeon, Richard    On knowing--the natural sciences / / McKeon, Richard ; Richard McKeon ; compiled by David B. Owen ; edited by David B. Owen and Zahava K. McKeon. . — Chicago : : University of Chicago Press, , 1994. . — xiv, 405 p. :: ill. ;; 24 cm. . — ISBN 0226560260 (acidfree)0226560279 (pbk. : acidfree)