Dyfyniad APA
Khan, I. H. (2005). Textbook of geotechnical engineering (2nd ed.). Prentice Hall of India.
Dyfyniad Arddull Chicago
Khan, Iqbal H. Textbook of Geotechnical Engineering. 2nd ed. New Delhi: Prentice Hall of India, 2005.
Dyfyniad MLA
Khan, Iqbal H. Textbook of Geotechnical Engineering. 2nd ed. Prentice Hall of India, 2005.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.