APA-referens (7:e uppl.)

Abbott, J. (1850). Rollo learning to read (A new ed.). Hogan & Thompson ; Gould, Kendall & Lincoln.

Chicago-referens (17:e uppl.)

Abbott, Jacob. Rollo Learning to Read. A new ed. Philadelphia : Boston: Hogan & Thompson ; Gould, Kendall & Lincoln, 1850.

MLA-referens (8:e uppl.)

Abbott, Jacob. Rollo Learning to Read. A new ed. Hogan & Thompson ; Gould, Kendall & Lincoln, 1850.