Booklets like the one pictured were recently found in free libraries in the Trendwood, Leawood, and Deer Ridge neighborhoods near 132nd and Pacific streets.
The ADL said this is "a growing tactic being used by white supremacists to get their message out," and that they are working with police to fight what they see as a rise in hate speech.
“Fortunately this kind of hate does not reflect our community," Regional Director Dr. Mary Beth Muskin said in a written statement issued Tuesday.
"Clearly, it is the act of one person or a few individuals. The majority of Omahans reject this kind of behavior and beliefs as witnessed by the multitude of reports we have received," Muskin said. "These attitudes have no place in our society.”