00306nam a2200109 a 4500008004100000050001900041100002300060245003400083260004300117300002700160350000900187120416s1972    ||||||||||||||||| ||    u  aHG 6024.A3 Gos  aGoss, Barry Andrew14aThe theory of futures trading  aLondonbRoutledge and Kegan Paulc1972  aVarious pagings : ill.  a0.00