Dyfyniad APA
John , J. E. (2010). Gas dynamics (3rd ed.). Pearson Education.
Dyfyniad Arddull Chicago
John , James E.A. Gas Dynamics. 3rd ed. New Delhi: Pearson Education, 2010.
Dyfyniad MLA
John , James E.A. Gas Dynamics. 3rd ed. Pearson Education, 2010.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.