Why the 'Pillow Book'?

From Author Wars - https://authorwars.com/books/why-the-pillow-book-1709318.html

Overview:

Title: Why the 'Pillow Book'?
Author: Ellie Frazetta
Year: 1994
Type: Essays

Editions/Publications:

Unknown. The Frazetta Pillow Book (Unknown, Ellie Frazetta, Kitchen Sink Press, ISBN-10: 0878162534, $13.95, [48] pages, Trade Paperback, Non-fiction)