00369nam a2200121   4500008004100000020001800041050002000059100003000079245003900109260004500148300004100193650001300234151016b        xxu||||| |||| 00| 0 eng d  a9780978901783  aQA 154.A44 2007  aI can learn systemsd2007  aAlgebra vol.2cI can learn systems  aLouisiana;bJRL enterprises, Inc,c2007.  a590 p. :ill.; 28 cmbIncludes index.  aAlgebra.