Adler, Ilan, 1940- Abstract polytopes/ by Ilan Adler. - 1971. - iv, 87 leaves: ill., Photocopy of typescript. Ann Arbor, Mich. : University Microfilms International, 1977. -- 22 cm. Thesis--Stanford University. Bibliography: leaves 86-87. Subjects--Topical Terms: Polytopes.