APA (7th ed.) Zitazioa
Guthrie, W. (1787). A new geographical, historical and commercial Grammar & present State of the several kingdoms of the world.
Chicago Style (17th ed.) Zitazioa
Guthrie, William. A New Geographical, Historical and Commercial Grammar & Present State of the Several Kingdoms of the World. London, 1787.
MLA (9th ed.) Zitazioa
Guthrie, William. A New Geographical, Historical and Commercial Grammar & Present State of the Several Kingdoms of the World. 1787.
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