Grey Castle Press

year of pub­li­ca­ti­onISBNauthor(s)title
1989978-1-55905-000-5Francine PascalDouble Love (Sweet Valley High #1)
  ''978-1-55905-001-2Kate William · Francine PascalSecrets (Sweet Valley High #2)
  ''978-1-55905-010-4Kate William · Francine PascalDouble Love (Sweet Valley High #1)