Lua APA (7ú heag.)
Punmia, B. C., Jain, A. K., & Jain, A. K. (1990). Surveying: Vol. 3 (9th ed.). Laxmi Publications.
Lua i Stíl Chicago (17ú heag.)
Punmia, B. C., Ashok Kumar Jain, agus Arun Kumar Jain. Surveying: Vol. 3. 9th ed. New Delhi: Laxmi Publications, 1990.
Lua MLA (9ú heag.)
Punmia, B. C., et al. Surveying: Vol. 3. 9th ed. Laxmi Publications, 1990.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.