Citazione Stile APA (7a Edizione)

Summers, C. K. (1995). ISDN implementor's guide: Standards, protocols, & services. McGraw-Hill.

Citazione stile Chigago Style (17a edizione)

Summers, Charles K. ISDN Implementor's Guide: Standards, Protocols, & Services. New York: McGraw-Hill, 1995.

Citatione MLA (8a ed.)

Summers, Charles K. ISDN Implementor's Guide: Standards, Protocols, & Services. McGraw-Hill, 1995.