Question: What is the name of the novel that is a collection of individual accounts narrated by an agent of the United Nations Postwar Commission, and where its stories are included in "The New Dead," an anthology of Zombie short stories edited by Christopher Golden?  
Sentence (from "The Best Science Fiction Stories: 1949"): The Best Science Fiction Stories: 1949 is a 1949 anthology of science fiction short stories edited by Everett F. Bleiler and T. E. Dikty.
Relevant evidence: No