Description
Item Description:Address: National Technical Information Service, 5285 Port Royal Rd., Springfield, VA 22161.
"PR-827."
Description based on: 6/98: title from cover.
Physical Description:volumes : illustrations ; 28 cm.
Current issue also available via Internet at the NTIS website. Address as of 03/20/00: http://www.ntis.gov/pdf/pr827.pdf; current access available via PURL.