Critchlow, Keith. Order in space : a design source book / Keith Critchlow. - London : Thames & Hudson, c1969 [Reprinted 2000]. - 120 pages : illustrations ; 21 x 31 cm. Bibliography: p. 120. ISBN: 0500340331 Subjects--Topical Terms: Geometrical drawing.Design. Dewey Class. No.: 745.4 CRI