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Factsheet 22: spiceԱրխիվացված 2015-03-19 Wayback Machine. National cannabis prevention and information centre (October 2011). Проверено 17 мая 2015. «According to the EMCDDA 2009 publication ֊ [www.emcdda.europa.eu/attachements.cfm/att_80086_EN_Spice%20Thematic%20paper%20%E2%80%94%20final%20version.pdf Understanding the ‘Spice’ phenomenon…]»
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Factsheet 22: spiceԱրխիվացված 2015-03-19 Wayback Machine. National cannabis prevention and information centre (October 2011). Проверено 17 мая 2015. «According to the EMCDDA 2009 publication ֊ [www.emcdda.europa.eu/attachements.cfm/att_80086_EN_Spice%20Thematic%20paper%20%E2%80%94%20final%20version.pdf Understanding the ‘Spice’ phenomenon…]»