tracks 2 backing vocals Carl Wilson
tracks 5 backing vocals Chaka Khan
tracks 2 backing vocals Tim Cetera
tracks 2 bass, acoustic guitar James William Guercio
bass, vocals Peter Cetera
tracks 6 choir The Voices Of Inspiration
design John Berg
design John Berg
design, art direction Maria Villar
directed by [choir] Alexander Hamilton
drums, percussion Daniel Seraphine
tracks 5 electric piano [arp synthesizer] David "Hawk" Wolinski
tracks 11 electric piano [fender rhodes] David "Hawk" Wolinski
engineer Wayne Tarnowski
engineer [assistant] Tom Likes
engineer [mastering] Mike Reese
engineer [strings] Armin Steiner
guitar, vocals, percussion Terry Kath
keyboards, vocals, percussion Robert Lamm
mixed by [bonus selections] Dave Donnelly
tracks 2, 9, 11 orchestrated by Dominic Frontiere
percussion Laudir de Oliveira
photography by [inside] Reid Miles
producer James William Guercio
product manager Mike Engstrom
recorded by [strings] Armin Steiner
supervised by [editorial] Cory Frye
supervised by [reissue] David McLees
supervised by [reissue] Gary Peterson
supervised by [reissue] Lee Loughnane
supervised by [reissue], mixed by [bonus selections] Jeff Magid
trombone, vocals, keyboards, percussion James Pankow
trumpet, vocals Lee Loughnane
woodwind Walter Parazaider
tracks 5, 9 to 11 written-by Daniel Seraphine
tracks 3 written-by James Pankow
tracks 8 written-by Lee Loughnane
tracks 2 written-by Peter Cetera
tracks 4, 6 written-by Robert Lamm
tracks 1, 7 written-by Terry Kath
Phonographic Copyright (p) Warner Strategic Marketing
Copyright (c) Warner Strategic Marketing
Recorded At Caribou Ranch
Mixed At Caribou Ranch
Recorded At Sound Labs, Hollywood
Made By Warner Music Manufacturing Europe
Pressed By WMME Alsdorf
Recorded and mixed at Caribou Ranch
Strings recorded at Sound Labs, Hollywood, CA

Track 12 previously unissued (Recorded 4/22/77)
Track 13 previously unissued (Recorded 4/23/77)

Made in Germany
Barcode: 081227618025
Barcode: 0 8122-76180-2 5 (Printed)
Matrix / Runout: [Warner 'Big W' logo] 812276180-2 01/03 V01 (Variant 1)
Mastering SID Code: IFPI L012 (Variant 1)
Mould SID Code: IFPI 0574 (Variant 1)
Matrix / Runout: [Warner 'Big W' logo] 812276180-2.2 V01 MDM (Variant 2)
Mastering SID Code: IFPI L016 (Variant 2)
Mould SID Code: IFPI 05N9 (Variant 2)
Label Code: LC 02982
Rights Society: GEMA/BIEM