Delta Systems Co Inc

year of publicationISBNauthor(s)title
1998978-1-887744-02-7Heinz KlossThe American Bilingual Tradition (Language in Education)
  ''978-1-887744-08-9Elizabeth ClaireDangerous English 2000: An Indispensable Guide for Language Learners and Others
1999978-1-887744-17-1Nancy GallagherDelta's Key to the TOEFL Test
2001978-1-887744-52-2Nancy GallagherDelta's Key to the TOEFL Test (Book and CD-Rom Edition)
2002978-1-887744-53-9   ''Delta's Key to the TOEFL Test CD-ROM
2000978-1-887744-60-7   ''Delta's Key to the TOEFL Test
2002978-1-887744-69-0Alfredo J. Artiles · Alba A. OrtizEnglish Language Learners With Special Education Needs: Identification, Assessment, and Instruction (Professional Practice Series (Center for Applied Linguistics), 2.)
  ''978-1-887744-75-1ERIC Clearinghouse on Languages and LinguisticsWhat Teachers Need to Know About Language (Language in Education)
2007978-1-887744-94-2Nancy GallagherDelta's Key to the Next Generation TOEFL Test: Advanced Skill Practice Book
2005978-1-887744-95-9   ''Delta's Key to the Next Generation TOEFL Test: Advanced Skill Practice Audio CDs