Popoff, M. (2003). The top 500 heavy metal songs of all time. ECW Press.
Chicago Style (17th ed.) CitationPopoff, Martin. The Top 500 Heavy Metal Songs of All Time. Toronto: ECW Press, 2003.
MLA (9th ed.) CitationPopoff, Martin. The Top 500 Heavy Metal Songs of All Time. ECW Press, 2003.
Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.