Dyfyniad APA
Berry, T. E. (1961). The Most Common Mistakes in English Usage ([1st ed.].). Tata McGraw Hill.
Dyfyniad Arddull Chicago
Berry, Thomas Elliott. The Most Common Mistakes in English Usage. [1st ed.]. New Delhi: Tata McGraw Hill, 1961.
Dyfyniad MLA
Berry, Thomas Elliott. The Most Common Mistakes in English Usage. [1st ed.]. Tata McGraw Hill, 1961.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.