Osborne, Tom.
The economics machine : a study guide / Tom Osborne & John Foreman - 17th ed. 2007 edition - Happy Valley , S. Aust . : Fossick Publishers , 2007 - 173 p. ; 30 cm . + 1 teacher's guide (172 p. ; 30 cm.)
1 teacher's guide : Teacher guide to : the economics machine : a study guide [by] Tom Osborne & John Foreman, 2006 ed.
0949606413 (pbk.) 0949606340 (teacher's guide)
Economics
330 / OSB
The economics machine : a study guide / Tom Osborne & John Foreman - 17th ed. 2007 edition - Happy Valley , S. Aust . : Fossick Publishers , 2007 - 173 p. ; 30 cm . + 1 teacher's guide (172 p. ; 30 cm.)
1 teacher's guide : Teacher guide to : the economics machine : a study guide [by] Tom Osborne & John Foreman, 2006 ed.
0949606413 (pbk.) 0949606340 (teacher's guide)
Economics
330 / OSB