Markets and prices /
Towers, B.
Markets and prices / by B. Towers. - Oxford : Pergamon, c1970. - viii, 176 p. : ill. - Introductory workbooks in economic problems ; v.4 .
Prices.
Supply and demand.
Markets and prices / by B. Towers. - Oxford : Pergamon, c1970. - viii, 176 p. : ill. - Introductory workbooks in economic problems ; v.4 .
Prices.
Supply and demand.