APA (7e ed.) Bronvermelding

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

Chicago (17e ed.) Bronvermelding

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

MLA (9e ed.) Bronvermelding

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