Dyfyniad APA
Nag, P. K., & Fegan, S. C. (2008). Mechanical science - I (4th ed.). Tata McGrae-Hill.
Dyfyniad Arddull Chicago
Nag, P. K., and Sophia Chung Fegan. Mechanical Science - I. 4th ed. New Delhi: Tata McGrae-Hill, 2008.
Dyfyniad MLA
Nag, P. K., and Sophia Chung Fegan. Mechanical Science - I. 4th ed. Tata McGrae-Hill, 2008.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.