Punmia, B. C., & Jain, A. K. (1990). Surveying (9th ed.). Laxmi Pub.
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Chicago-čujuhus (17. p.)
Punmia, B. C., juo Ashok Kumar/Jain Jain. Surveying. 9th ed. New Delhi: Laxmi Pub, 1990.
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MLA-čujuhus (9. p.)
Punmia, B. C., juo Ashok Kumar/Jain Jain. Surveying. 9th ed. Laxmi Pub, 1990.
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