[Chart of the discoveries and route of His Majesty's Ships Hecla and Griper in search of a North West Passage, under the command of Lieutt. (now Captain) Parry, in the years 1819 and 1820

Chicago citation style
Bushman, John, Parry, William Edward, Sir, 1790-1855. [Chart of the discoveries and route of His Majesty's Ships Hecla and Griper in search of a North West Passage, under the command of Lieutt. (now Captain) Parry, in the years 1819 and 1820. 1820. Retrieved from the Digital Public Library of America, http://search.lib.virginia.edu/catalog/uva-lib:1004219. (Accessed July 22, 2018.)
APA citation style
Bushman, John, Parry, William Edward, Sir, 1790-1855, (1820) [Chart of the discoveries and route of His Majesty's Ships Hecla and Griper in search of a North West Passage, under the command of Lieutt. (now Captain) Parry, in the years 1819 and 1820. Retrieved from the Digital Public Library of America, http://search.lib.virginia.edu/catalog/uva-lib:1004219
MLA citation style
Bushman, John, Parry, William Edward, Sir, 1790-1855. Retrieved from the Digital Public Library of America <http://search.lib.virginia.edu/catalog/uva-lib:1004219>.
Note: These citations are programmatically generated and may be incomplete.