Allen, W. S. (1974). Living English Structure (5th. ed.). Longman.
Cita Chicago Style (17a ed.)Allen, W. Stannard. Living English Structure. 5th. ed. London: Longman, 1974.
Cita MLA (9a ed.)Allen, W. Stannard. Living English Structure. 5th. ed. Longman, 1974.
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