@Book{Kopka:latex:4e, author = {Kopka, Helmut and Daly, Patrick W.}, title = {Guide to {\LaTeX}}, publisher = {Addison-Wesley}, year = 2003, edition = 4, isbn = {978-0321173850}, language = {english}} @Book{Malo:1996, author = {Malo, M.}, title = {Guide de la communication écrite au cégep, à l'université et en entreprise}, publisher = {Québec Amérique}, year = 1996, language = {french}}