According to The DJ List "Terms of Use"   
 "This site is owned and operated by The DJ List ("we," "us," or "our" herein). No material from The DJ List may be copied, reproduced, republished, uploaded, posted, transmitted, or distributed in any way without the expressed written consent of The DJ List and provided you keep intact all copyright and other proprietary notices. Modification of the materials or use of the materials for any other purpose is a violation of The DJ List's copyright and other proprietary rights. For purposes of these terms, the use of any such material on any other Web site or networked computer environment is prohibited. All trademarks, service marks, and trade names are proprietary to The DJ List." 
 If you are certain that you own the copyright to that text, then you may upload it. However, it is possible that by submitting the text to The DJ List, you gave them an intellectual property right over it. I will leave it up to your discretion, but I would carefully advise you to ensure that you are not violating anyone's copyrights here. 

 I apologise for all the trouble this is causing you, and I hope it doesn't discourage you from helping to build Wikipedia otherwise.