APA

تأليف Radford A., .English Syntax :An Introduction. New York:Cambridge University Press,2004: .

Chicago

تأليف Radford Andrew, .English Syntax :An Introduction. New York:Cambridge University Press,2004: .

Harvard

تأليف Radford A., .English Syntax :An Introduction. New York:Cambridge University Press,2004: .

MLA

تأليف Radford Andrew, .New York:Cambridge University Press,2004: . .