Mike Resnick's Worldcons

From Author Wars - https://authorwars.com/books/mike-resnicks-worldcons-1765698.html

Overview:

Title: Mike Resnick's Worldcons
Author: Mike Resnick
Year: 2014
Type: Non-fiction

Editions/Publications:

Unknown. Mike Resnick's Worldcons (Unknown, Mike Resnick, Edizioni Della Vigna, ISBN-10: 9788862761260, $23.00, 323 pages, Trade Paperback, Non-fiction)