A few thoughts for a young man :
a lecture delivered before The Boston Mercantile Library Association on its 29th anniversary /
by Horace Mann.

APA Citation

Mann, H., Nilon, M., Nilon, C. H. (Charles Hampton). (1891). A few thoughts for a young man: a lecture delivered before The Boston Mercantile Library Association on its 29th anniversary. New York: Columbian Pub. Co..

MLA Citation

Mann, Horace, 1796-1859, Mildred Nilon, and Charles H. (Charles Hampton) Nilon. A Few Thoughts for a Young Man: a Lecture Delivered Before The Boston Mercantile Library Association On Its 29th Anniversary. New York: Columbian Pub. Co., 1891.

Warning: These citations may not always be complete (especially for serials).