Title: Underdogs (The Underdog/ Fighting Ruben Wolfe/ Getting the Girl), Author: Markus Zusak
Title: Wolfe Brothers Trilogy, Author: Jami Davenport
Title: A Wolfe Brothers Christmas, Author: Jami Davenport
Title: Getting the Girl (Wolfe Brothers Trilogy Series #3), Author: Markus Zusak
Title: The Underdog (Wolfe Brothers Trilogy Series #1), Author: Markus Zusak
Title: Fighting Ruben Wolfe (Wolfe Brothers Trilogy Series #2), Author: Markus Zusak
Title: Vorstadt-Fighter (Fighting Ruben Wolfe), Author: Markus Zusak
Title: When Dogs Cry, Author: Markus Zusak
Title: Vorrei essere mio fratello (Fighting Ruben Wolfe), Author: Markus Zusak
Title: Underdogs: Die Wolfe-Trilogie - Underdog/ Vorstadtfighter/ When Dogs Cry, Author: Markus Zusak
Title: Il cielo è fatto di lei e di me (Getting the Girl), Author: Markus Zusak
Title: A 15 anni sei troppo vecchio (The Underdog), Author: Markus Zusak