Dyfyniad APA
Singh, A. K. (2000). Problems in physics (4th ed.). New Age International.
Dyfyniad Arddull Chicago
Singh, Abhay Kumar. Problems in Physics. 4th ed. Calcutta: New Age International, 2000.
Dyfyniad MLA
Singh, Abhay Kumar. Problems in Physics. 4th ed. New Age International, 2000.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.