TY - BOOK ED - Prentice-Hall, inc TI - Prentice Hall pre-algebra: tools for a changing world SN - 0130504661 AV - QA152.2 .D39 2001 U1 - 512 22 PY - 2001/// CY - Needham, Mass., Upper Saddle River, N.J. PB - Prentice Hall KW - Algebra KW - Study and teaching (Secondary) KW - Mathematics N1 - K-12 textbooks; Includes index ER -