• The Best Of Soul, Ralph Tee (Carlton Books, 1993) 
• Soul Music A-Z, Hugh Gregory (Blandford, 1991) 
• All Music Guide To Soul, Various Editors (Backbeat Books, 2003)
• Who’s Who In Soul Music, Ralph Tee (Weidenfeld And Nicolson, 1991) 
• Top R&B Singles 1942-1995, Joel Whitburn (Record Research/Billboard, 1996) 
• The Encyclopedia Of Popular Music Vol. 2, Colin Larkin (Macmillan, 1998) 
• The Illustrated Encyclopedia Of Black Music, Various Editors (Salamander Books, 1982) 
• Liner notes by George Nazar, CD The Very Best Of Change (Rhino, 1998) 
• Liner notes by Jon-Andre Holley, CD Change - Club Classics (Sound And Media, 1997)
• Liner Notes by David Cole, CD High Fashion - Feelin' Lucky (EMI-Capitol, 2004)
• Liner Notes by Greg Burgess, CD The Brooklyn Bronx & Queens Band (EMI-Capitol, 2004)
• Liner Notes by Gail Mitchell, CD Change: Miracles / Change Of Heart (Spy, 2002)
• Liner Notes by Stefano Colombo, 2CD The Best Of Change (Warner Music Italia, 2003)  
• Liner Notes by Stefano Colombo, 2CD Disco Connection-The Great Disco '70/'80 (Fonte, 2004) 
   
• All Music: http://www.allmusic.com/  
• Disco A-Z: http://www.geocities.com/discoaz/  
• Artist Direct: http://www.artistdirect.com/
• Disco-funk: http://www.disco-funk.co.uk/
• Jacques Fred Petrus: http://www.jacquespetrus.com  
• The Power Of Funky: http://members.tripod.com/~funkymusic/  
• Prism Times: http://www.xs4all.nl/~prism/ 
• Soulwalking: http://www.soulwalking.co.uk/ 
• Little Macho Music, A Fan Project For Jacques Fred Petrus:  http://littlemacho.tripod.com/index.html
• Vinyl Masterpiece: http://www.vinyl-masterpiece.com/
• Disco Imperium: http://www.discoimperium.com/
• Davide Romani: http://web.tiscali.it/aaamusicians/iscritti/029.htm  
• Jeff Bova: http://www.bovaland.com/   
• Goody Music Catalogue: http://www.xs4all.nl/~halco1/mur/090800/goodycat.html
• Goody Music: http://www.xs4all.nl/~halco1/mur/090800/goody.html   

• Disco Museum: http://www.discomuseum.com/JacquesFredPetrus.html

The Freestyle Crew, Davide Romani, Jeff Bova, Terry Silverlight, Patrik B. Andersson, Maarten L. Albarda, Masaru Nakajima, Goda Kazuhiko, Yves Le Page, Stéphane Bossé, Widjay Koemar Ramharakh, Philippe Pampouneau, Thierry Boulanger, Ben Belhacel, Andreas Hellingh, Eddy Boessen and Paris Ford.