Correct SPF TXT Record Syntax for Zoho Books Email Authentication

Are these the correct TXT redirects? v=spf1 include: sender.zohobooks.com vs include sender.zohobooks.com

Below mentioned is the correct SPF syntax: v=spf1 include: sender.zohobooks.com ~all. If the client has multiple SPF records, then please ask him/her to add all the records as a single record.