PUNMIA, D. B. C. (1985). SURVEYING. STANDARD BOOK HOUSE.
Cita Chicago (17th ed.)PUNMIA, DR. B. C. SURVEYING. 1705-A, Nai Sarak, DELHI-6: STANDARD BOOK HOUSE, 1985.
Cita MLA (9th ed.)PUNMIA, DR. B. C. SURVEYING. STANDARD BOOK HOUSE, 1985.
Atenció: Aquestes cites poden no estar 100% correctes.