Sword, H. (2011). " Frontmatter". In Stylish Academic Writing. Cambridge (MA): Harvard University Press. doi: https://doi.org/10.4159/harvard.9780674065093.fm
Sword, Helen. " Frontmatter". Stylish Academic Writing. Cambridge (MA): Harvard University Press, 2011. https://doi.org/10.4159/harvard.9780674065093.fm Web.
Sword, Helen. " Frontmatter". In Stylish Academic Writing, (Cambridge (MA): Harvard University Press, 2011) doi: https://doi.org/10.4159/harvard.9780674065093.fm
Sword, H. (2011). Frontmatter. In Stylish Academic Writing, Cambridge (MA): Harvard University Press. Available From: Harvard University Press https://doi.org/10.4159/harvard.9780674065093.fm [Accessed 19 January 2021]