When Worlds Collide

From Author Wars - https://authorwars.com/publications/when-worlds-collide-147281.html

Overview:

Title: When Worlds Collide
Author: Edwin Balmer, Philip Wylie
Year: 1975
ISBN-10: 0722193718
Publisher: Sphere Books
Price: £0.50
Pages: 191
Binding: Paperback
Type: Novel
Title Reference: When Worlds Collide
Notes:
"First published in Great Britain by Sphere Books Ltd 1975" Month of publication from The Whole Science Fiction Data Base No. 5 Cover artist credited here. UK 50p, Australia $1.50, New Zealand $1.50, Canada $1.95