Jaafar bin Ahmad. (1976). The geology and mineral resources of the Karak and Temerloh areas, Pahang. Geological Survey Headquarters.
Dyfyniad Arddull ChicagoJaafar bin Ahmad. The Geology and Mineral Resources of the Karak and Temerloh Areas, Pahang. Kuala Lumpur: Geological Survey Headquarters, 1976.
Dyfyniad MLAJaafar bin Ahmad. The Geology and Mineral Resources of the Karak and Temerloh Areas, Pahang. Geological Survey Headquarters, 1976.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.