How to put values in list with single quotation

<cfquery name="getSelectedPriorityList" datasource="#application.datasource#" username="#application.datasource_username#" password="#application.datasource_password#">

  SELECT  id, name

  FROM  lrp,  p

  WHERE lrp.id = p.id

  AND lrp.ra_id = 123

  AND lrp.id in (#form.assignedPriority#)

</cfquery>

<cfset nickname_list=Valuelist('getSelectedPriorityList.name')>

If I run above code the value of nickname_list =  Send Certificate Invitation,View Certificate,Allow Key Recovery

but

I am in need the output as nickname_list =  'Send Certificate Invitation','View Certificate','Allow Key Recovery'

Kindly let me know what exactly I need to do to generate above output.Thanks in Advance