(1951). The Enzymes. Academic Press.
Lua i Stíl Chicago (17ú heag.)The Enzymes. Academic Press, 1951.
Lua MLA (8ú heag.)The Enzymes. Academic Press, 1951.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.
Lua APA (7ú heag.)