| | Pembina Institute |
| | The Pembina Institute, 200, 608 - 7th Street S.W. Calgary, AB T2P 1Z2 Canada |
| http://www.pembina.org | | piad@pembina.org |
| energetyka i alternatywne techniki pozyskania energii |
| 2003 | | Environmental Labelling for Hydrogen in Canada | abs | | 36 | | str | 0,7 | mb |