The author and page number. Sometimes the source such as a book, newspaper, or article where it came from.
Common essay citation example:
"I see a world on the edge of a blade.Without balance, it will fall." (Aveyard,p.126) < page number
^
author's last name
Answer:
i would probably come back to my hometown if i really miss my family and want to live with or near them. it is also where i had grown up. so i would naturally miss the place and people there.
But if i find other job opportunities that are better than the ones at my hometown then i would take that job and not go back to my hometown.