This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Bibframemodel. en illustration of BIBFRAME model with three core levels of abstraction Work Instance and Item loc gov Library of Congress other versions PDUSGov Library cataloging and classification Metadata Semantic Web
Page 2023 Free-images.com. All images are Public Domain