Howard, R. M., & Rupiper Taggart, A. (2011). Research matters: A guide to research writing. McGraw-Hill.
Lua i Stíl Chicago (17ú heag.)Howard, Rebecca Moore, agus Amy Rupiper Taggart. Research Matters: A Guide to Research Writing. New York, N.Y: McGraw-Hill, 2011.
Lua MLA (9ú heag.)Howard, Rebecca Moore, agus Amy Rupiper Taggart. Research Matters: A Guide to Research Writing. McGraw-Hill, 2011.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.