The Left-Hand Way

From Author Wars - https://authorwars.com/books/the-left-hand-way-97592.html

Overview:

Title: The Left-Hand Way
Author: A. Bertram Chandler
Year: 1967
Type: Short Fiction

Editions/Publications:

Unknown. Best SF: 1967 (Unknown, A. Bertram Chandler, Berkley Medallion, $0.75, 256 pages, Paperback, Anthology)