APA (7th ed.) Citation

Great Britain. Colonial Office, National Archives (Great Britain), Adam Matthew Digital (Firm), & Johnson, W. (1750). Carte des lacs Champlain et du St. Sacrement.

Chicago Style (17th ed.) Citation

Great Britain. Colonial Office, National Archives (Great Britain), Adam Matthew Digital (Firm), and William Johnson. Carte Des Lacs Champlain Et Du St. Sacrement. 1750.

MLA (9th ed.) Citation

Great Britain. Colonial Office, et al. Carte Des Lacs Champlain Et Du St. Sacrement. 1750.