Try
Richard Matheson's "
Bid Time Return," which was made into the film, "
Somewhere in Time," starring Christopher Reeve and Jane Seymour.
NOTE: In some cases, the newer editions have been retitled to the name of the film.
ADDED: Here's a link to Amazon's Best Time Travel Fiction of All Time:
http://www.amazon.com/Best-Time-Trav...R1TA0D2G8W191X
Don