Parker, R. G. (1845). Progressive exercises in English composition (45th stereotype ed.). Robert S. Davies.
Chicago-viite (17. p.)Parker, Richard Green. Progressive Exercises in English Composition. 45th stereotype ed. Boston: Robert S. Davies, 1845.
MLA-viite (8. p.)Parker, Richard Green. Progressive Exercises in English Composition. 45th stereotype ed. Robert S. Davies, 1845.
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