[수록곡]

A1  Hey Girl (I Like Your Style)  4:39  
A2  Masterpiece  13:54  

B1  Ma  4:46  
B2  Law Of The Land  5:08  
B3  Plastic Man  6:06  
B4  Hurry Tomorrow  8:08  

Credits
Arranged By – Paul Riser
Artwork [Sculpture] – Parvis Sadighian
Bass – Bob Babbitt, Eddie Watkins*, Leroy Taylor
Bongos, Congas – Eddie "Bongo" Brown
Crew [Creative Assistant To Norman Whitfield] – Asari Graham
Design – Des Strobel*
Drums – Aaron Smith (2), Andrew Smith (4), Richard "Pistol" Allen*, Uriel Jones
Engineer [Mastering] – Orson Lewis
Guitar – Eddie Willis, Joe Messina, Melvin "Wah Wah" Ragin*, Paul Warren, Robert Ward, Robert White
Harmonica – Ted Lucas
Organ – Johnny Griffith
Photography By [Liner Photo] – Jim Britt
Piano, Organ – Earl Van Dyke
Producer, Written-by, Engineer [Mastering] – Norman Whitfield
Tambourine, Maracas, Percussion [Sticks] – Jack Ashford
Timpani, Percussion [Gourd], Vibraphone, Bells – Jack Brokensha
Trumpet – Maurice Davis