TY  - BOOK
AU  - Wren,Frank Lynwood
AU  - Lindsay,John W.
TI  - Basic algebraic concepts
AV  - QA159 .W7
U1  - 512/.07 
PY  - 1969///]
CY  - New York
PB  - McGraw-Hill
KW  - Algebra
KW  - Study and teaching
KW  - LEMB
ER  -