Krohn, R. (1971). English sentence strcuture. University of Michigan Press.
Cita Chicago Style (17a ed.)Krohn, Robert. English Sentence Strcuture. Ann Arbor: University of Michigan Press, 1971.
Cita MLA (9a ed.)Krohn, Robert. English Sentence Strcuture. University of Michigan Press, 1971.
Precaución: Estas citas no son 100% exactas.