Folse, K. S. (2003). Blueprints 1: Composition skills for academic writing. Houghton Mifflin.
Lua i Stíl Chicago (17ú heag.)Folse, Keith S. Blueprints 1: Composition Skills for Academic Writing. Boston: Houghton Mifflin, 2003.
Lua MLA (8ú heag.)Folse, Keith S. Blueprints 1: Composition Skills for Academic Writing. Houghton Mifflin, 2003.
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