Scientific American. v.263, 1990
Piel, Jonathan, ed.
Scientific American. v.263, 1990 edited by Janathan Piel - New York Scientific American 1990 - v.263, varies p.; 29cm.
00368733
Scientific American. v.263, 1990 edited by Janathan Piel - New York Scientific American 1990 - v.263, varies p.; 29cm.
00368733