The best way is to copy and paste the records to a profile using the source citation for the reference tags ( <ref>enter citation here</ref> ).
Example:
Alonzo Farnsworth, Find A Grave Index<ref>Citing this Record "Find A Grave Index,"database, FamilySearch(https://familysearch.org/ark:/61903/1:1:QVL9-G8GL : 13 December 2015), Alonzo Farnsworth, 1916; Burial, Jonesport, Washington, Maine, United States of America, Bayview Cemetery; citing record ID 80397713, Find a Grave, http://www.findagrave.com.</ref>
