Lua APA (7ú heag.)
Nkengasong, J. N. (2010). Black caps and red feathers: And, Ancestral earth : (two plays). Langaa Research & Pub..
Lua i Stíl Chicago (17ú heag.)
Nkengasong, John Nkemngong. Black Caps and Red Feathers: And, Ancestral Earth : (two Plays). Bamenda [Cameroon]: Langaa Research & Pub., 2010.
Lua MLA (9ú heag.)
Nkengasong, John Nkemngong. Black Caps and Red Feathers: And, Ancestral Earth : (two Plays). Langaa Research & Pub., 2010.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.