Cita APA (7th ed.)
Punmia, B. C., Jain, A. K., & Jain, A. K. (1990). Surveying: Vol. 3 (9th ed.). Laxmi Publications.
Cita Chicago (17th ed.)
Punmia, B. C., Ashok Kumar Jain, i Arun Kumar Jain. Surveying: Vol. 3. 9th ed. New Delhi: Laxmi Publications, 1990.
Cita MLA (9th ed.)
Punmia, B. C., et al. Surveying: Vol. 3. 9th ed. Laxmi Publications, 1990.
Atenció: Aquestes cites poden no estar 100% correctes.