Original: The particularity of Dadrian 's research is that by mastering many languages , including German , English , French , Turkish , Ottoman Turkish and Armenian ; he has researched archives of different countries , and extensively studied materials in various languages in a way that very few , if anyone has done before him .
Simplified: A Lecture on The Armenian Genocide , Professor Stuart D. Stein , Ph.D. . The particularity of Dadrian 's research is that by mastering many languages , including German , English , French , Turkish , Ottoman Turkish and Armenian .