Dyfyniad APA
Bedi, D. (2013). Strength of materials (6th ed.). Khanna Book Publishing Co.
Dyfyniad Arddull Chicago
Bedi, D.S. Strength of Materials. 6th ed. New Delhi: Khanna Book Publishing Co, 2013.
Dyfyniad MLA
Bedi, D.S. Strength of Materials. 6th ed. Khanna Book Publishing Co, 2013.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.