Worlds of Wonder: How to Write Science Fiction & Fantasy

From Author Wars - https://authorwars.com/publications/worlds-of-wonder-how-to-write-science-fiction--fantasy-304836.html

Overview:

Title: Worlds of Wonder: How to Write Science Fiction & Fantasy
Author: David Gerrold
Year: 2001
ISBN-10: 0739418025
Publisher: Writer's Digest Books / SFBC
Price: $12.98
Pages: 246
Binding: Hardcover
Type: Non-fiction
Title Reference: Worlds of Wonder: How to Write Science Fiction & Fantasy
Notes: First hardcover edition
SFBC ID #37292
Info from Locus1.