00285nam a2200109 a 450000500170000000800410001704100080005810000190006624500440008526400350012930000110016420260716125022.0260701s1982    ii            000 0 eng d  aeng1 aWorsley, Peter10aMarx and marXI th sm /cWorsley, Peter. 1aU.S.A :bEllis Horwood,c1982.  a126 p.