Ruffin, Roy, 1938
Principles of economics / Roy Ruffin and Paul R. Gregory. - Glenview, Ill. : Scott, Foresman, c1983. - xxxii, 798 p. : ill. (some col.) ; 26 cm.
Includes index.
Bibliography: p. 759-767.
0673155080
Economics.
330 / RUP
Principles of economics / Roy Ruffin and Paul R. Gregory. - Glenview, Ill. : Scott, Foresman, c1983. - xxxii, 798 p. : ill. (some col.) ; 26 cm.
Includes index.
Bibliography: p. 759-767.
0673155080
Economics.
330 / RUP