APA

Comer D., . (2010). Operating system design. New York:‪‪‪: crc press‪‪.

Chicago

Comer Douglas, . 2010. Operating system design. New York:‪‪‪: crc press‪‪.

Harvard

Comer D., . (2010). Operating system design. New York:‪‪‪: crc press‪‪.

MLA

Comer Douglas, . Operating system design. New York:‪‪‪: crc press‪‪. 2010.