@book{Retno20127091,
  title     = {Pendidikan Karakter dalam Metode Aktif, Inovatif, & Kreatif},
  author    = {Retno Listyarti},
  publisher = {Esensi, Erlangga},
  year      = {2012},
  isbn      = {978-602-7596-31-3},
}