Agor, R. (2019). Textbook of Advanced Surveying (05th.). Khanna Publisher.
Chicago-čujuhus (17. p.)Agor, R. Textbook of Advanced Surveying. 05th. New Delhi: Khanna Publisher, 2019.
MLA-čujuhus (9. p.)Agor, R. Textbook of Advanced Surveying. 05th. Khanna Publisher, 2019.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.