books
telecommunications directory 19th ed . 2 vol . set
hardcover gale cengage 2009 isbn13 9781414419800 isbn10 1414419805
hardcover gale cengage 2009 isbn13 9781414419800 isbn10 1414419805
abridged n isbn 13 9781414419800 number in series 1 publisher gale cengage release date 62135769600000 series title telecommunications directory