The Ghostly Trio: Nancy Woollcott Smith: Amazon.com: Books
Three in Time: Classic Novels of Time Travel (White Wolf Rediscovery Trio, Vol. 1): Anderson, Poul, Oliver, Chad, Tucker, Wilson: 9781565049857: Amazon.com: Books
Amazon.com: The Knights of the Kitchen Table #1 (Time Warp Trio): 9780142400432: Scieszka, Jon, Smith, Lane: Books
Trio + One (Reach: Books by Teens): Campbell, Jordan, McCard, Rico, Smith, Brandon, Crutcher, Kathy, Liu, Lucia: 9780615884707: Amazon.com: Books
Amazon.com: A Stainless Steel Trio: A Stainless Steel Rat Is Born, The Stainless Steel Rat Gets Drafted, The Stainless Steel Rat Sings the Blues: 9780765302786: Harrison, Harry: Books
The power trio: Mars, Jupiter, Saturn: Wilson-Ludlam, Mae R: Amazon.com: Books