Dyfyniad APA

Rutherford, W. E. (2011). Whys & therefores: A rational look at the English language. Equinox Pub..

Dyfyniad Arddull Chicago

Rutherford, William E. Whys & Therefores: A Rational Look at the English Language. London ; Oakville, Conn.: Equinox Pub., 2011.

Dyfyniad MLA

Rutherford, William E. Whys & Therefores: A Rational Look at the English Language. Equinox Pub., 2011.

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