a&r [legacy a&r], project manager [project direction] John Jackson
art direction [reissue], design [reissue] Rob Carter
artwork [photography clearance] Elizabeth McShea
artwork [photography clearance] Jessica Connelly
bass guitar, harmony vocals, gong Bob Daisley
drums, percussion, tubular bells, timpani [timpani drums] Lee Kerslake
engineer Max Norman
executive-producer [reissue] Sharon Osbourne
guitar Randy Rhoads
keyboards Don Airey
lead vocals, harmony vocals Ozzy Osbourne
management [business affairs for sony music] Jeffrey Schulberg
management [marketing director] Mandana Eidgah
mastered by [reissue] George Marino
photography by Fin Costello
photography by [page 3, back of booklet, spine sheet] Fin Costello
photography by [page 3, back of booklet, spine sheet] Getty Images
photography by [pages 6-7, 10, 11] Robert Ellis
producer Bob Daisley
producer Lee Kerslake
producer Ozzy Osbourne
producer Randy Rhoads
product manager [packaging manager] Jeremy Holiday
reissue producer Bruce Dickinson
reissue producer Mark Neuman
Copyright (c) Sony Music Entertainment
Phonographic Copyright (p) Sony Music Entertainment
Recorded At Ridge Farm Studios
Mixed At Ridge Farm Studios
Mixed At The Warehouse Studio
Mastered At Sterling Sound
Published By Blizzard Music Ltd.
Published By Kord Music
Published By Tro-Essex Music International, Inc.
Distributed By Epic (2)
Manufactured By Sony DADC (2)
Originally released in 1980.

A replica of 2011' US CD remastered reissue packaged in a jewel case with clear tray and 12-page booklet.
Barcode: 8 86977 38182 9 (Text)
Barcode: 886977381829 (Scanned)
Matrix / Runout: DIDX-749375 2 A01
Mastering SID Code: IFPI L327
Mould SID Code: none