Ortega, A. (2002). ¡Exacto!: A practical guide to Spanish grammar. McGraw-Hill.
Chicago Style (17th ed.) CitationOrtega, Ane. ¡Exacto!: A Practical Guide to Spanish Grammar. Chicago: McGraw-Hill, 2002.
MLA (9th ed.) CitationOrtega, Ane. ¡Exacto!: A Practical Guide to Spanish Grammar. McGraw-Hill, 2002.