Cita APA (7th ed.)
Punmia, B. C., & Jain, A. K. (1994). Surveying: A textbook on surveying and levelling (13th ed.). Laxmi Pub.
Cita Chicago (17th ed.)
Punmia, B. C., i Ashok Kumar/Jain Jain. Surveying: A Textbook on Surveying and Levelling. 13th ed. New Delhi: Laxmi Pub, 1994.
Cita MLA (9th ed.)
Punmia, B. C., i Ashok Kumar/Jain Jain. Surveying: A Textbook on Surveying and Levelling. 13th ed. Laxmi Pub, 1994.
Atenció: Aquestes cites poden no estar 100% correctes.