Córdoba Cubillo, P. (2005). A simple lesson plan for the course English Composition II. Universidad de Costa Rica.
Čikaški stil citiranja (17. izdanje)Córdoba Cubillo, Patricia. A Simple Lesson Plan for the Course English Composition II. Universidad de Costa Rica, 2005.
MLA način citiranja (9. izdanje)Córdoba Cubillo, Patricia. A Simple Lesson Plan for the Course English Composition II. Universidad de Costa Rica, 2005.
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