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APA (7th ed.) Zitazioa
Brewer William Henry. (1873). Map showing in five degress of density the distribution of woodland within the territory of the United States. s.n.].
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Chicago Style (17th ed.) Zitazioa
Brewer William Henry. Map Showing in Five Degress of Density the Distribution of Woodland Within the Territory of the United States. s.n.], 1873.
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MLA (9th ed.) Zitazioa
Brewer William Henry. Map Showing in Five Degress of Density the Distribution of Woodland Within the Territory of the United States. s.n.], 1873.
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