korean textbook by Ewha University in korean and english version in one book: for who wants to learn korean from hangeul (korean alphabet) to basic level.

이화 한국어 2-1-영어판 - english and korean edition + CD

 이화 한국어 1-1 Workbook con CD : Korean for beginners in listening, writing, reading, speaking... It's in korean

이화 한국어 1-2 Workbook in korean language.

WorkBook-이화 한국어 2-1 .It's in korean

In English

In English