Lua APA (7ú heag.)

(1989). Metode Penelitian Survai Masri Singarimbun, Sofian Effendi (editor). LP3ES.

Lua i Stíl Chicago (17ú heag.)

Metode Penelitian Survai Masri Singarimbun, Sofian Effendi (editor). LP3ES, 1989.

Lua MLA (8ú heag.)

Metode Penelitian Survai Masri Singarimbun, Sofian Effendi (editor). LP3ES, 1989.

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