Lua APA (7ú heag.)
Long, P. O. (2001). Openness, secrecy, authorship: Technical arts and the culture of knowledge from antiquity to the Renaissance. Johns Hopkins University Press.
Lua i Stíl Chicago (17ú heag.)
Long, Pamela O. Openness, Secrecy, Authorship: Technical Arts and the Culture of Knowledge from Antiquity to the Renaissance. Baltimore: Johns Hopkins University Press, 2001.
Lua MLA (9ú heag.)
Long, Pamela O. Openness, Secrecy, Authorship: Technical Arts and the Culture of Knowledge from Antiquity to the Renaissance. Johns Hopkins University Press, 2001.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.