TY  - BOOK
AU  - Critchlow,Keith
TI  - Order in space: a design source book 
SN  - 9780500340332 (pbk.)
U1  - 516.15 23
PY  - 1969///
CY  - London
PB  - Thames & Hudson
KW  - Geometrical drawing
KW  - Design
N1  - Bibliography: p. 120
ER  -