Mathematics 2 :
Mathematics 2 : an integrated approach.
- Quezon City : Abiva Publishing House, c1990.
- viii, 290 p. ; 26 cm.
9711163772 9711163780
Arithmetic.
Fil. 513 M426 1990
9711163772 9711163780
Arithmetic.
Fil. 513 M426 1990