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Lua i Stíl Chicago (17ú heag.)Prins, Hidde Binnert Alingh. Photosynthesis and Ion Uptake in Leaves of Vallisneria Spiralis L. Groningen: VRB, 1974.
Lua MLA (8ú heag.)Prins, Hidde Binnert Alingh. Photosynthesis and Ion Uptake in Leaves of Vallisneria Spiralis L. VRB, 1974.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.