It by Stephen King.

"It"
Penguin Books
Language: English
Published in 1990.
The original edition was published in 1987.
Contains the novel It by Stephen King in 1093 pages with one of the 1990 covers (not pictured).
 "Derry: A small city in Maine, a place as hauntingly familiar as your own hometown. Only in Derry the haunting is real...
They were seven teenagers when they first stumbled upon the horror. Now they were grown-up men and women who had gone out into the big world to gain success and happiness. But none of them could withstand the force that drew them back to Derry to face the nightmare without an end and the evil without a name..."