UP's environmental heritage for the 21st century the Laguna-Quezon and Laguna land grant master plan.
| Formáid: | LEABHAR | 
|---|---|
| Teanga: | English | 
| Foilsithe / Cruthaithe: | [S.l.
          s.n.
    
        1997n] | 
| Ábhair: | 
| Formáid: | LEABHAR | 
|---|---|
| Teanga: | English | 
| Foilsithe / Cruthaithe: | [S.l.
          s.n.
    
        1997n] | 
| Ábhair: |