Dòng Nội dung
1
Economic theory and operations analysis / William J Baumol.
Englewood Cliffs, N.J. : Prentice-Hall, 1972.
626 p. ; 24 cm.



2
Mathematics and graphing primer for Principles of economics / Robert K. Toutkoushian.
Cincinnati, Ohio : South-Western College Pub., 1995.
[39] p. : ill. ; 22 cm.



3