Ibon sosyo ekonomiks workbook /
Ibon sosyo ekonomiks workbook /
edited by Maria Theresa Nera-Lauron.
- Sta. Mesa, Manila : Ibon Philippine Databank & Research Center, c1995.
- xi, 88 p. : ill. 28 cm.
9718707034
HC 455 Ib6 1995
9718707034
HC 455 Ib6 1995