Q. do you all have any books on children being raised by gays or homosexuals? Also is there any literature/stories that are writen relating to this topic

Yes, we do have books on this topic.  Here are just a couple:

Lesbian and gay families : redefining parenting in America    

Call Number HQ76.3.U5 P65 1995

Families of value : gay and lesbian parents and their children speak out

Call Number  HQ76.3.U5 D78 1998

When you go upstairs to locate these titles, you will find several more on the same shelf. 

There is literature relating to this topic.  One is the novel, The Lost Language of Cranes, by

David Leavitt.  You may also want to review The Man Without a Face by Isabelle Holland.

For younger children, there are two books, Daddy's Roommate by Michael Wilhoite and

Heather Has Two Mommies by Leslie Newman. 

 To locate more titles, use the Advanced search feature in sites such as Amazon.com

and enter the search terms Lesbian or Gay and children and parents.

and use the search