Lua APA (7ú heag.)
David Ussiri, R. L. Soil Emission of Nitrous Oxide and its Mitigation. Springer.
Lua i Stíl Chicago (17ú heag.)
David Ussiri, Rattan Lal. Soil Emission of Nitrous Oxide and Its Mitigation. Dordrecht, Holanda: Springer.
Lua MLA (9ú heag.)
David Ussiri, Rattan Lal. Soil Emission of Nitrous Oxide and Its Mitigation. Springer.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.