APA

Nutt G., .OPERATING SYSTEMS. New york:person Addison,2003: .

Chicago

Nutt Gary, .OPERATING SYSTEMS. New york:person Addison,2003: .

Harvard

Nutt G., .OPERATING SYSTEMS. New york:person Addison,2003: .

MLA

Nutt Gary, .New york:person Addison,2003: . .