Hugh G. Gauch, J. (2012). Scientific Method in Brief (1.). Cambridge University Press.
Lua i Stíl Chicago (17ú heag.)Hugh G. Gauch, Jr. Scientific Method in Brief. 1. Cambridge University Press, 2012.
Lua MLA (8ú heag.)Hugh G. Gauch, Jr. Scientific Method in Brief. 1. Cambridge University Press, 2012.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.