APA (7th ed.) Citation

Linton, W. J. (1848). To the future: April 1848. [publisher not identified].

Chicago Style (17th ed.) Citation

Linton, W. J. To the Future: April 1848. [Place of publication not identified]: [publisher not identified], 1848.

MLA (9th ed.) Citation

Linton, W. J. To the Future: April 1848. [publisher not identified], 1848.