Kochher, C. (2000). A Textbook of surveying (11th ed.). Dhanpat Rai.
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Chicago-čujuhus (17. p.)
Kochher, C.L. A Textbook of Surveying. 11th ed. New Delhi: Dhanpat Rai, 2000.
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MLA-čujuhus (9. p.)
Kochher, C.L. A Textbook of Surveying. 11th ed. Dhanpat Rai, 2000.
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