Person or Group field using REST API

=>SharePoint 2013: Get User Details from Person or Group field using REST API

http://social.technet.microsoft.com/wiki/contents/articles/31210.sharepoint-2013-get-user-details-from-person-or-group-field-using-rest-api.aspx

=>REST API reference and samples

https://msdn.microsoft.com/en-us/library/office/jj860569.aspx

=>How to get User Details and User Group Details in SharePoint 2013 REST API with Knockout for SharePoint Js (KoSpJs)

http://www.ashokraja.me/post/How-to-get-User-Details-and-User-Group-Details-in-SharePoint-2013-REST-API-with-Knockout-for-SharePoint-Js-%28KoSpJs%29.aspx

=>Pulling user/group field data from SharePoint list using REST, jQuery, Knockout.js Sharepoint 2013

http://www.codeexplain.com/code/29658396-490f-4a6f-9b10-14a2883f494a

=>Use the client-side People Picker control in SharePoint-hosted SharePoint Add-ins

https://msdn.microsoft.com/en-us/library/jj713593.aspx

=>REST POST: How to add a list item with 'people and group', 'choice,' and 'URL' fields?

http://sharepoint.stackexchange.com/questions/71827/rest-post-how-to-add-a-list-item-with-people-and-group-choice-and-url-f

http://stackoverflow.com/questions/16500077/how-to-add-user-to-sharepoint-list-item-user-field-using-rest-api-in-sp2013

http://stackoverflow.com/questions/14556418/saving-a-person-or-group-field-using-rest