Enciclopedia Rock Hard & Heavy
| Publisher | Arcana Editrice |
| Typeset by | Datacompos |
| Contributing Editor | Marco Bono |
| Translated by | Giovanni Andreotti, Alessandro Massara, Marina Petrillo |
| Printed by | LegoPrint S.p.A. |
| Editorial Board | Lidia Crescini |
| Curated by | Beppe Riva, Beppe Riva |
| Appendix | Paolo Cossali |
| Technical Editor | Giampiero Tagnocchetti |
| Format | Paperback |
| Language | Italian |
| Location | Milano |
| First Printing | 1991-11 |
| Copyright | 1991 |
| ISBN | 88-85859-77-1 |
Added by Plasm