Title: Hourglass by Myra McEntire l Summary & Study Guide, Author: BookRags
Title: Die Versuchung der Zeit: Hourglass 2 - Roman, Author: Myra McEntire
Title: Die Stunde der Zeitreisenden: Hourglass 1 - Roman, Author: Myra McEntire
Title: Das Ende der Zeit: Hourglass 3 - Roman, Author: Myra McEntire