Morrell, J. B. (1971). "The University of Edinburgh in the Late Eighteenth Century: Its Scientific Eminence and Academic Structure". Isis. 62 (2): 159. ISSN0021-1753. JSTOR229239.
Scobie, Stephen. "Humorous Writing in English". The Canadian Encyclopedia (online ed.). Historica Canada. Archived from the original on January 15, 2012. Retrieved 2013-03-26.
Scobie, Stephen. "Humorous Writing in English". The Canadian Encyclopedia (online ed.). Historica Canada. Archived from the original on January 15, 2012. Retrieved 2013-03-26.
Morrell, J. B. (1971). "The University of Edinburgh in the Late Eighteenth Century: Its Scientific Eminence and Academic Structure". Isis. 62 (2): 159. ISSN0021-1753. JSTOR229239.