German Vogue September 1980
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Cover:  Brooke Shields
Photo:  Bill King

Photos:  Arthur Elgort
Make-up:  Way Bandy
Hair:  Haare King and

Christiaan
Photo:  Bruce Weber
Make-up:  Sophie Levy
Hair:  Louis Alonzo
Judging from Gia's top and the models, this shot looks like it is an 'out-take,'  from the above Elgort shoot.  I found this small photo in the Fall 2007 issue of The NY Times Style Magazine.