Dyfyniad APA

 Stallings, W. (2018).  Operating systems: Internals and design principles.  Pearson.

Dyfyniad Arddull Chicago

 Stallings, William.  Operating Systems: Internals and Design Principles.  Pearson, 2018.

Dyfyniad MLA

 Stallings, William.  Operating Systems: Internals and Design Principles.  Pearson, 2018.

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