Billboard  Buyer's Guide 1972-73 (Oct 7, 1972) 
Billboard 1972-10-07 Buyer's-Guide
 
 
Apple Records (pages 11-18) 
Billboard 1972-10-07 Buyer's-Guide p11
Billboard 1972-10-07 Buyer's-Guide p16
 
 
 
まったく同じものは 3ヶ月前の Cash Box にも 
 
[Magazine] Cash Box 30th Anniversary Edition 1972/1973 (July 1, 1972) 
Cash Box 30th Anniversary Edition 1972-07-01
 
Apple Records (pages 11-18) 

 
 
 
 [Magazine] Billboard Buyer's Guide 1969-70 (Aug 30, 1969) 
 
 [Magazine] Billboard Buyer's Guide 1970-71 (Sep 12, 1970) 
 
 [Magazine] Billboard Buyer's Guide 1971-72 (Sep 18, 1971)