Tohutoro APA (7th ed.)
Agor, R. (2017). A textbook of surveying and levelling (12th ed.). Khanna Pub.
Tohutoru Kātū Chicago (17th ed.)
Agor, R. A Textbook of Surveying and Levelling. 12th ed. New Delhi: Khanna Pub, 2017.
Tohutoro MLA (9th ed.)
Agor, R. A Textbook of Surveying and Levelling. 12th ed. Khanna Pub, 2017.
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