Thomson Dialog. (2002). Chemical engineering and biotechnology abstracts: 1971 - October, 2002 [Đĩa CD-ROM]. USA: Dialog Corporation.
Chicago Style citaatThomson Dialog. Chemical Engineering and Biotechnology Abstracts: 1971 - October, 2002 [Đĩa CD-ROM]. USA: Dialog Corporation, 2002.
MLA citatieThomson Dialog. Chemical Engineering and Biotechnology Abstracts: 1971 - October, 2002 [Đĩa CD-ROM]. USA: Dialog Corporation, 2002.
Let op: Deze citaties zijn niet altijd 100% accuraat.