"Toxicological Profile for Endrin"(PDF). Agency for Toxic Substances and Disease Registry. United States Department of Health and Human Services. Ağustos 1996. 24 Kasım 2016 tarihinde kaynağından arşivlendi(PDF).
"Endrin (CASRN 72-20-8)". Integrated Risk Information System. United States Environmental Protection Agency. Eylül 1988. 2 Nisan 2015 tarihinde kaynağından arşivlendi.
van Esch, G. T.; van Heemstra-Lequin, E. A. H. (1992). "Environmental Health Criteria 130: Endrin". International Programme on Chemical Safety. World Health Organization. 3 Mart 2016 tarihinde kaynağından arşivlendi.
web.archive.org
van Esch, G. T.; van Heemstra-Lequin, E. A. H. (1992). "Environmental Health Criteria 130: Endrin". International Programme on Chemical Safety. World Health Organization. 3 Mart 2016 tarihinde kaynağından arşivlendi.
"Toxicological Profile for Endrin"(PDF). Agency for Toxic Substances and Disease Registry. United States Department of Health and Human Services. Ağustos 1996. 24 Kasım 2016 tarihinde kaynağından arşivlendi(PDF).
"Endrin (CASRN 72-20-8)". Integrated Risk Information System. United States Environmental Protection Agency. Eylül 1988. 2 Nisan 2015 tarihinde kaynağından arşivlendi.