Demas, S., & Brogdon, J. L. (1997). Determining Copyright Status for Preservation and Access: Defining Reasonable Effort.
Chicago Style (17th ed.) CitationDemas, Samuel, and Jennie L. Brogdon. Determining Copyright Status for Preservation and Access: Defining Reasonable Effort. 1997.
MLA (9th ed.) CitationDemas, Samuel, and Jennie L. Brogdon. Determining Copyright Status for Preservation and Access: Defining Reasonable Effort. 1997.
Warning: These citations may not always be 100% accurate.