@book{276863,
	author = {United States. and Federal Depository Library Program,},
	title = {Superintendent of Documents classification guidelines.},
	publisher = {Federal Depository Library Program,},
	year = {2017-},
	address = {Washington, DC :},
	edition = {[Archived version].},
	note = {"The current SuDocs Classification Guidelines will be published online only. Each section will include the date published and date last updated for reference ... [The] online version remains the most current and authoritative source for classification policies"--Introduction to the classification guidelines.},
	url = {https://purl.fdlp.gov/GPO/gpo110233}
}