Fleet of Worlds: 200 Years Before the Discovery of the Ringworld (Known Space): 9780765357830: Niven, Larry, Lerner, Edward M.: Books - Amazon.com
Ringworld: The Graphic Novel, Part Two: The Science Fiction Classic Adapted to Manga (Ringworld: The Graphic Novel, 2): Niven, Larry, Mandell, Robert, Lam, Sean: 9780765324634: Amazon.com: Books
The Integral Trees: Niven, Larry: 9780345320650: Amazon.com: Books
The Best of Larry Niven: Larry Niven: 9781596063310: Amazon.com: Books
Ringworld (Ringworld Series, Book 1): Larry Niven: 9781504606578: Amazon.com: Books
Ringworld: A Novel: Niven, Larry: 9780030206566: Amazon.com: Books
The Ringworld Throne: Niven, Larry: 9780345412966: Amazon.com: Books
N-Space: Larry Niven, William Rotsler, Tom Clancy, David Brin, Gregory Benford, Wendy All, John Hertz, Steven Barnes, Frederik Pohl, Jerry Pournelle: 9780812510010: Amazon.com: Books
The Integral Trees and The Smoke Ring: Niven, Larry: 9780345460363: Amazon.com: Books