Möhlig-Falke, R. The early English impersonal construction. Oxford University Press.
Chicago Style (17th ed.) CitationMöhlig-Falke, Ruth. The Early English Impersonal Construction. Oxford University Press.
MLA引文Möhlig-Falke, Ruth. The Early English Impersonal Construction. Oxford University Press.
警告：這些引文格式不一定是100％准確.