APA

Microsoft Corporation, . (1999). Microsoft PowerPoint 2000, Outlook 2000 and FrontPage 2000 Language Reference. Redmond: Microsoft Press.

Chicago

Microsoft Corporation, . 1999. Microsoft PowerPoint 2000, Outlook 2000 and FrontPage 2000 Language Reference. Redmond: Microsoft Press.

Harvard

Microsoft Corporation, . (1999). Microsoft PowerPoint 2000, Outlook 2000 and FrontPage 2000 Language Reference. Redmond: Microsoft Press.

MLA

Microsoft Corporation, . Microsoft PowerPoint 2000, Outlook 2000 and FrontPage 2000 Language Reference. Redmond: Microsoft Press. 1999.