@book{Syekh20081480,
  title     = {Secret of the Secrets: Hakikat Segala Rahasia Kehidupan},
  author    = {Syekh Abdul Qadir al-Jailani},
  publisher = {Serambi Ilmu Semesta},
  year      = {2008},
  isbn      = {978-979-024-034-6},
}