Science & technology libraries. Haworth Press.
Lua i Stíl Chicago (17ú heag.)Science & Technology Libraries. Binghamton, N.Y.: Haworth Press.
Lua MLA (9ú heag.)Science & Technology Libraries. Haworth Press.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.