To help you identify these sources, you can use a variety of databases and other research tools, which include the Congressional Research Service Public Policy Literature Abstracts and organizations' Web sites.
There are a variety of research tools that can be used to aid you in identifying these sources.
Databases will be of no help to you in finding and identifying sources.
A clean shaven black man, wearing a monocle and a cape as he runs down the sidewalk.
Five men are working construction on a skyscraper.
Three men are socializing.
The woman is running on water.
A bench is occupied by two men.
The woman looks angry.