British album certifications – Deep Purple – Deep Purple in Rock [online]. British Phonographic Industry. Dostupné online.Enter Deep Purple in Rock in the field Search. Select Title in the field Search by. Select album in the field By Format. Click Go
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guitar.com
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web.archive.org
RIVADAVIA, Eduardo. Fireball – Deep Purple | Songs, Reviews, Credits [online]. . Dostupné online. Archivované 2021-03-21 z originálu.
RIVADAVIA, Eduardo. How Deep Purple's 'In Rock' Set a Template for Everything That Followed [online]. 3 June 2015. Dostupné online. Archivované 2019-12-31 z originálu.
ANASONTZIS, George. Nick Simper [online]. Rockpages.gr, 2010. Dostupné online. Archivované 2010-08-30 z originálu.
Songs Covered by Deep Purple [online]. thehighwaystar.com. Dostupné online. Archivované 2020-08-04 z originálu.
Ritchie Blackmore – Recalls Life with Deep Purple [online]. Guitar.com, 22 March 2010. Dostupné online. Archivované 2014-10-10 z originálu.