Lua APA (7ú heag.)

Dirig, R. Theme in blue: Vladimir Nabokov's endangered Butterfly / Robert Dirig. Nabokov at Cornell.(2003).

Lua i Stíl Chicago (17ú heag.)

Dirig, Robert. "Theme in Blue: Vladimir Nabokov's Endangered Butterfly / Robert Dirig." Nabokov at Cornell.(2003) .

Lua MLA (8ú heag.)

Dirig, Robert. "Theme in Blue: Vladimir Nabokov's Endangered Butterfly / Robert Dirig." Nabokov at Cornell.(2003), .

Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.