The Killing Gift

From Author Wars - https://authorwars.com/publications/the-killing-gift-295085.html

Overview:

Title: The Killing Gift
Author: Bari Wood
Year: 1976
Publisher: G. P. Putnam's Sons / SFBC
Price: $1.98
Pages: 254
Binding: Hardcover
Type: Novel
Title Reference: The Killing Gift
Notes: Gutter code "G4" January 1976. Code information on this book from The Whole Science Fiction Data Base No.5. (The WSFDB5 also says there is another printing with the code "G5" but it seems unlikely)