Cita APA (7th ed.)
Kochher, C. (2000). A Textbook of surveying (11th ed.). Dhanpat Rai.
Cita Chicago (17th ed.)
Kochher, C.L. A Textbook of Surveying. 11th ed. New Delhi: Dhanpat Rai, 2000.
Cita MLA (9th ed.)
Kochher, C.L. A Textbook of Surveying. 11th ed. Dhanpat Rai, 2000.
Atenció: Aquestes cites poden no estar 100% correctes.