De Rosas, Pitsberg B.
Workteks sa araling panlipunan IV : ekonimiks /
Pitsberg Bendaņa De Rosas, Aurora Colobong Flores , Ma. Paz Catubao Garcia .
- Manila : Innovative Educational Materials, Inc., 2008 .
- 187 pages : illustrations , tables , figures, tables ; 27 cm.
9789716994377
Economics
330 / R71w