Saxon,John H. (1990). Algebra 1: An incremental development (2nd ed.). Saxon publishers.
Chicago-viite (17. p.)Saxon,John H. Algebra 1: An Incremental Development. 2nd ed. Oklahoma: Saxon publishers, 1990.
MLA-viite (9. p.)Saxon,John H. Algebra 1: An Incremental Development. 2nd ed. Saxon publishers, 1990.
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