Sources
edit- https://archive.org/stream/UneditedPCGamer_marktrade/PC_Gamer_015u#page/n105/mode/2up - PC Gamer US review
- https://web.archive.org/web/19961221184628/http://www.nuke.com/compent/reviews/junarc/eco/eco.htm - Computer Game Review review
- https://archive.org/details/ElectronicEntertainment20Aug1995/page/n65/mode/2up - Electronic Entertainment review
- https://archive.org/details/Electronic-Games-1995-07/page/n89/mode/2up/search/africa - Electronic Games review
- https://archive.org/details/PC-World_Magazine_1995-10/page/n137/mode/2up/search/africa - PC World Russia review
- https://books.google.com/books?id=_u5Pqx1DBkgC&pg=PA620&lpg=PA620&dq=%22viridis%22+%22eco+east+africa%22&source=bl&ots=IfbkQjOQcS&sig=ACfU3U38GOCNH0NHu_hXIpSDA9triW1-nQ&hl=en&sa=X&ved=2ahUKEwjs8qHJm8fpAhXJQc0KHXA-BuUQ6AEwBHoECA4QAQ#v=onepage&q=%22viridis%22%20%22eco%20east%20africa%22&f=false