Digital Commonwealth

MLA

L. Prang & Co. 22 Species of Birds. 1861. Web. 19 Feb 2018. <http://ark.digitalcommonwealth.org/ark:/50959/6d56zx52j>.

APA

L. Prang & Co. (1861). 22 Species of Birds [Print]. Retrieved from http://ark.digitalcommonwealth.org/ark:/50959/6d56zx52j

Chicago

L. Prang & Co. "22 Species of Birds." Print. 1861. Digital Commonwealth, http://ark.digitalcommonwealth.org/ark:/50959/6d56zx52j (accessed February 19, 2018).