Dyfyniad APA
Kochher, C. L. (2000). A Textbook of surveying (11th rev. ed.). Dhanpat Rai.
Dyfyniad Arddull Chicago
Kochher, C. L. A Textbook of Surveying. 11th rev. ed. New Delhi: Dhanpat Rai, 2000.
Dyfyniad MLA
Kochher, C. L. A Textbook of Surveying. 11th rev. ed. Dhanpat Rai, 2000.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.