Memoir of Mary Lothrop :
who died in Boston, March 18, 1831, aged six years and three months.
APA Citation
(1832). Memoir of Mary Lothrop: who died in Boston, March 18, 1831, aged six years and three months. New York: American Tract Society.
MLA Citation
Memoir of Mary Lothrop: Who Died In Boston, March 18, 1831, Aged Six Years And Three Months. New York: American Tract Society, 1832.
Warning: These citations may not always be complete (especially for serials).