APA-referens

ProQuest. (1997). ProQuest serchware for windows: Version 5.1 [Đĩa CD-ROM]. USA: Umi company.

Chicago-stil citat

ProQuest. ProQuest Serchware for Windows: Version 5.1 [Đĩa CD-ROM]. USA: Umi company, 1997.

MLA-referens

ProQuest. ProQuest Serchware for Windows: Version 5.1 [Đĩa CD-ROM]. USA: Umi company, 1997.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.