Unknown Mongolia A Record of Travel and Exploration in North-West Mongolia and Dzungaria - Scholar's Choice Edition Douglas, Carruthers Heftet / 2015 / Engelsk
Primary Sources, Historical Collections Unknown Mongolia: A Record of Travel and Exploration in North-West Mongolia and Dzungaria, with a Foreword by T. S. Wentworth Douglas, Carruthers Heftet / 2011 / Engelsk
