APA (7th ed.) Citation

Angell, D. (1996). ISDN for dummies (2nd ed.). IDG Books.

Chicago Style (17th ed.) Citation

Angell, David. ISDN for Dummies. 2nd ed. Foster City, Calif.: IDG Books, 1996.

MLA (9th ed.) Citation

Angell, David. ISDN for Dummies. 2nd ed. IDG Books, 1996.

Warning: These citations may not always be 100% accurate.