APA (7th ed.) Citation

ProQuest (Firm). (1820). Protection to printers of books. [publisher not identified].

Chicago Style (17th ed.) Citation

ProQuest (Firm). Protection to Printers of Books. Washington: [publisher not identified], 1820.

MLA (9th ed.) Citation

ProQuest (Firm). Protection to Printers of Books. [publisher not identified], 1820.

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