Cita APA (7a ed.)
Elmer, W. (1981). Diachronic grammar: The history of Old and Middle English subjectless constructions. Niemeyer.
Cita Chicago Style (17a ed.)
Elmer, Willy. Diachronic Grammar: The History of Old and Middle English Subjectless Constructions. Tübingen: Niemeyer, 1981.
Cita MLA (9a ed.)
Elmer, Willy. Diachronic Grammar: The History of Old and Middle English Subjectless Constructions. Niemeyer, 1981.
Precaución: Estas citas no son 100% exactas.