Congressional Information Service, Inc. (1997). Environment abstracts: Also including 1975-1993 energyline abstracts. CIS.
Chicago Style (17th ed.) CitationCongressional Information Service, Inc. Environment Abstracts: Also Including 1975-1993 Energyline Abstracts. Bethesda, MD: CIS, 1997.
MLA (9th ed.) CitationCongressional Information Service, Inc. Environment Abstracts: Also Including 1975-1993 Energyline Abstracts. CIS, 1997.
Warning: These citations may not always be 100% accurate.