Rock Hard #4
| Periodical Title | Rock Hard |
| Publisher | Editorial 5150 S.L. |
| Director | Richard Royuela |
| Format | Magazine |
| Language | Spanish |
| Location | Spain |
| Cover Date | 2006-12 |
| Pages / Font | 98 pages |
| Barcode | 8424094010363 |
| DL (Spanish) | 41.104-2006 |
| Issue Number | 4 |
| Price | 3,50 € |
| Notes | Second phase of the music magazine Rock Hard in Spanish. 22 monthly issues in total, from September '06 to September '08. |
Added by FL17