MLA
Comstock, Joseph. The Tongue of Time, and Star of the States: a System of Human Nature, with the Phenomena of the Heavens and Earth : American Antiquities, Remains of Giants, Geology, Volcanoes, Egyptian and Indian Magic, Diet, Dress, Drinks, Diseases, Sleep, Somnambulism, Trances, Resuscitation : Also an Account of Persons with Two Souls, and of Five Persons Who Told Colors by the Touch. [publisher not identified], 1840. Robert W. Woodruff Health Sciences Center. Library. https://digital.library.emory.edu/purl/221tdz0cg8-cor.
APA, 6th edition
Comstock, J. (1840). The tongue of time, and star of the states: a system of human nature, with the phenomena of the heavens and earth : American antiquities, remains of giants, geology, volcanoes, Egyptian and Indian magic, diet, dress, drinks, diseases, sleep, somnambulism, trances, resuscitation : also an account of persons with two souls, and of five persons who told colors by the touch [Relief prints.]. [publisher not identified]; Robert W. Woodruff Health Sciences Center. Library. https://digital.library.emory.edu/purl/221tdz0cg8-cor.
Chicago
Comstock, Joseph. “The Tongue of Time, and Star of the States: a System of Human Nature, with the Phenomena of the Heavens and Earth : American Antiquities, Remains of Giants, Geology, Volcanoes, Egyptian and Indian Magic, Diet, Dress, Drinks, Diseases, Sleep, Somnambulism, Trances, Resuscitation : Also an Account of Persons with Two Souls, and of Five Persons Who Told Colors by the Touch.” Relief prints. Medical Heritage Imprints Collection . Hartford: [publisher not identified], 1840. Robert W. Woodruff Health Sciences Center. Library. https://digital.library.emory.edu/purl/221tdz0cg8-cor.