PUNMIA, D. B. C. (1985). SURVEYING. STANDARD BOOK HOUSE.
Chicago Style (17th ed.) ZitazioaPUNMIA, DR. B. C. SURVEYING. 1705-A, Nai Sarak, DELHI-6: STANDARD BOOK HOUSE, 1985.
MLA (9th ed.) ZitazioaPUNMIA, DR. B. C. SURVEYING. STANDARD BOOK HOUSE, 1985.
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