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Lua i Stíl Chicago (17ú heag.)Linguistic Symposium on Romance Languages Ottawa, Ont., Inc ebrary, Paul Hirschbühler, agus E. F. K. Koerner. Romance Languages and Modern Linguistic Theory: Papers from the 20th Linguistic Symposium on Romance Languages (LSRL XX), Ottawa, 10-14 April 1990. Amsterdam ; Philadelphia: J. Benjamins, 1992.
Lua MLA (9ú heag.)Linguistic Symposium on Romance Languages Ottawa, Ont., et al. Romance Languages and Modern Linguistic Theory: Papers from the 20th Linguistic Symposium on Romance Languages (LSRL XX), Ottawa, 10-14 April 1990. J. Benjamins, 1992.