Johnstone, B. (1991). Repetition in Arabic discourse: Paradigms, syntagms and the ecology of language. Pragmatics & beyond / New series.
Citazione stile Chigago Style (17a edizione)Johnstone, Barbara. "Repetition in Arabic Discourse: Paradigms, Syntagms and the Ecology of Language." Pragmatics & Beyond / New Series 1991.
Citatione MLA (8a ed.)Johnstone, Barbara. "Repetition in Arabic Discourse: Paradigms, Syntagms and the Ecology of Language." Pragmatics & Beyond / New Series, 1991.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.