APA (7th ed.) Citation

World Book, Inc. (1992). The World Book pathfinder: A guide to information resources. World Book.

Chicago Style (17th ed.) Citation

World Book, Inc. The World Book Pathfinder: A Guide to Information Resources. Chicago: World Book, 1992.

MLA (8th ed.) Citation

World Book, Inc. The World Book Pathfinder: A Guide to Information Resources. World Book, 1992.

Warning: These citations may not always be 100% accurate.