Aadressraamat : [Eesti inseneride ja arhitektide isikuandmetega nimekiri : käsikiri]
[S.a.]
https://www.ester.ee/record=b5640711*est
Estonian building market 2008 : handbook
2008
https://www.ester.ee/record=b1277101*est
Estonian export directory 2011 : Estonian exporters & importers. Exportateurs & importateurs Estoniens. Exporteure & Importeure Estlands
2011