Marco Hietala - Wikidata
Marko Hietala - Wikipedia
Nightwish Bassist Marco Hietala Leaves Band After 20 Years
Marco Hietala Fansite | Kuopio
Interview with Marko Hietala – “We are stardust.” (Musicalypse Archive) | Tuonela Magazine
Marko Hietala music, videos, stats, and photos | Last.fm
Marco Hietala announces his departure from Nightwish : Metal-Rules.com
Marco Hietala has left Nightwish | NextMosh
Marco Hietala (@hietala_marco) / Twitter
File:Marco Hietala en Buenos Aires (Argentina) 2012.JPG - Wikimedia Commons
File:Marco Hietala - Ilosaarirock 2013 1.jpg - Wikimedia Commons
Marco Hietala Talks Why Floor Jansen Was Ideal for Nightwish, Isn't Willing to Comment on Anette Olzen Saying She Was Treated Very Badly in Band | Music News @ Ultimate-Guitar.Com
Marko Hietala - Wikipedia
Nightwish interview - Marco (part 1) - YouTube
MARKO HIETALA INTERVIEW - TOUR 2020 - YouTube
Nightwish is not a dictatorship, says bassist Marco Hietala | Louder
Marco Hietala's Beard (Fan Page)
