Dyfyniad APA

Nicholas Sampson. (1997). English in focus; Level C. Tp. HCM: Nxb. Tp. HCM.

Dyfyniad Arddull Chicago

Nicholas Sampson. English in Focus; Level C. Tp. HCM: Nxb. Tp. HCM, 1997.

Dyfyniad MLA

Nicholas Sampson. English in Focus; Level C. Tp. HCM: Nxb. Tp. HCM, 1997.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.