Stallings, W. (1999). ISDN and broadband ISDN with frame relay and ATM (4th ed.). Upper Sadle River NJ: Prentice Hall.
استشهاد بنمط شيكاغوStallings, William. ISDN and Broadband ISDN With Frame Relay and ATM. 4th ed. Upper Sadle River NJ: Prentice Hall, 1999.
MLA استشهادStallings, William. ISDN and Broadband ISDN With Frame Relay and ATM. 4th ed. Upper Sadle River NJ: Prentice Hall, 1999.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.