Cita APA (7a ed.)

Krohn, R. (1972). English sentence structure. University of Michigan Press.

Cita Chicago Style (17a ed.)

Krohn, Robert. English Sentence Structure. New York, Estados Unidos: University of Michigan Press, 1972.

Cita MLA (9a ed.)

Krohn, Robert. English Sentence Structure. University of Michigan Press, 1972.