Dyfyniad APA
Singh, P. (2004). A Textbook of engineering and general geology (7th ed.). S. K. Kataria Pub.
Dyfyniad Arddull Chicago
Singh, Parbin. A Textbook of Engineering and General Geology. 7th ed. Delhi: S. K. Kataria Pub, 2004.
Dyfyniad MLA
Singh, Parbin. A Textbook of Engineering and General Geology. 7th ed. S. K. Kataria Pub, 2004.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.