APA Style

Brewster, R. L.. (1993). ISDN TECHNOLOGY (1st). London: Chapman & Hall.

Chicago Style

Brewster, R. L.. ISDN TECHNOLOGY. 1st London: Chapman & Hall, 1993. Text.

MLA Style

Brewster, R. L.. ISDN TECHNOLOGY. 1st London: Chapman & Hall, 1993. Text.

Turabian Style

Brewster, R. L.. ISDN TECHNOLOGY. 1st London: Chapman & Hall, 1993. Print.