Kanetkar, T., & Kulkarni, S. (2005). Surveying and Levelling: Part 2. United Book Corporation.
Cita Chicago (17th ed.)Kanetkar, T.P, i S.V Kulkarni. Surveying and Levelling: Part 2. Pune: United Book Corporation, 2005.
Cita MLA (9th ed.)Kanetkar, T.P, i S.V Kulkarni. Surveying and Levelling: Part 2. United Book Corporation, 2005.
Atenció: Aquestes cites poden no estar 100% correctes.