Minyard, J. D. (1978). Mode and value in the De rerum natura: By John Douglas Minyard. Steiner.
Lua i Stíl Chicago (17ú heag.)Minyard, John Douglas. Mode and Value in the De Rerum Natura: By John Douglas Minyard. Wiesbaden: Steiner, 1978.
Lua MLA (8ú heag.)Minyard, John Douglas. Mode and Value in the De Rerum Natura: By John Douglas Minyard. Steiner, 1978.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.