Lua APA (7ú heag.)
Beekes, R. S. P. (1969). The development of the proto-Indo-European laryngeals in Greek. Mouton.
Lua i Stíl Chicago (17ú heag.)
Beekes, R. S. P. The Development of the Proto-Indo-European Laryngeals in Greek. The Hague, Netherlands: Mouton, 1969.
Lua MLA (9ú heag.)
Beekes, R. S. P. The Development of the Proto-Indo-European Laryngeals in Greek. Mouton, 1969.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.