A book in my library:

The Hitchhiker's Guide to the Galaxy: A Trilogy in Four Parts

Published: 1986
Publisher: Pan Books
ISBN-10: 0330316117, cite with urn:isbn:0330316117
ISBN-13: 9780330316118, cite with urn:isbn:9780330316118
Tags: douglas-adams h2g2 imported-from-goodreads the-hitchhikers-guide-to-the-galaxy-a-trilogy-in-four-parts
Wikipedia: https://en.wikipedia.org/wiki/The_Hitchhiker%27s_Guide_to_the_Galaxy_(novel)
H2G2: https://h2g2.com/
Goodreads: https://www.goodreads.com/book/show/841628