Guide created 2024 by Paul Flack.
Background photo on the startpage © Alberto Zornetto/Shutterstock.com
Photo on the page "Resources for finding literature" © Lightpoet/Shutterstock.com
Photo on the page "Scholarly sources" © Mark Poprocki/Shutterstock.com
Image on the page "Search terms" © Paul Flack
The other photos are from Google Sites' image gallery.