Dyfyniad APA

Thornbury, S. (2004). Natural grammar: The keywords of english and how they work. Oxford: Oxford Univ. Press.

Dyfyniad Arddull Chicago

Thornbury, Scott. Natural Grammar: The Keywords of English and How They Work. Oxford: Oxford Univ. Press, 2004.

Dyfyniad MLA

Thornbury, Scott. Natural Grammar: The Keywords of English and How They Work. Oxford: Oxford Univ. Press, 2004.

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