Analysis of information sources in references of the Wikipedia article "Asasinare la comandă" in Romanian language version.
In 1940–41 the organization was exposed by a former member, Abe “Kid Twist” Reles, who turned police informer and described, in detail, some 70 murders and suggested hundreds more[...] The business involved a special argot: the assignment to murder was a “contract,” the killing a “hit,” and the victim a “bum,” or a “mark.”
Authorities have never been able to come up with the total number of slayings attributed to Murder, Inc., but estimates range from 60 into the hundreds.
