9769
The anthology was first published in paperback by Zebra Books in December 1980 , simultaneously with the first volume in the anthology series .
 organization: Zebra Books
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 organization: Zebra Books