Satu atau lebih ayat sebelumnyamenggabungkan dan menterjemah teks dari penerbitan sekarang di domain awam:Rudler, Frederick William (1911). "Alabaster". Dalam Chisholm, Hugh (penyunting). Encyclopædia Britannica (dalam bahasa Inggeris). Jil.1 (ed.ke-11). Cambridge University Press. m/s.466–467.
More About Alabaster and Travertine: Brief Guide explains the different definitions used by geologists, archaeologists, and the stone trade. Oxford University Museum of Natural History, 2012,
"Grove": R. W. Sanderson and Francis Cheetham. "Alabaster", Grove Art Online, Oxford Art Online, Oxford University Press, accessed 13 March 2013, subscriber link.