APA

comer d. e., Prentice-Hall, . (1999). computer networks and internets. new jersey: prentice hall.

Chicago

comer douglas e, Prentice-Hall, . 1999. computer networks and internets. new jersey: prentice hall.

Harvard

comer d. e., Prentice-Hall, . (1999). computer networks and internets. new jersey: prentice hall.

MLA

comer douglas e, Prentice-Hall, . computer networks and internets. new jersey: prentice hall. 1999.