APA

Bryson J. R., Daniels P. W. & Warf B. (2004). Service worlds. New York: Routledge.

Chicago

Bryson John R, Daniels Peter W and Warf Barney. 2004. Service worlds. New York: Routledge.

Harvard

Bryson J. R., Daniels P. W. and Warf B. (2004). Service worlds. New York: Routledge.

MLA

Bryson John R, Daniels Peter W and Warf Barney. Service worlds. New York: Routledge. 2004.