APA (7th ed.) Citation

(2013). Introducing Windows 8.1 for IT professionals. [b.n.].

Chicago Style (17th ed.) Citation

Introducing Windows 8.1 for IT Professionals. [B.m.]: [b.n.], 2013.

MLA (9th ed.) Citation

Introducing Windows 8.1 for IT Professionals. [b.n.], 2013.

Warning: These citations may not always be 100% accurate.