Agor, R. (2019). Textbook of Advanced Surveying (05th.). Khanna Publisher.
Chicago-viite (17. p.)Agor, R. Textbook of Advanced Surveying. 05th. New Delhi: Khanna Publisher, 2019.
MLA-viite (9. p.)Agor, R. Textbook of Advanced Surveying. 05th. Khanna Publisher, 2019.
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