Dyfyniad APA
Daniels, P. W. (1985). Service industries: A geographical appraisal. Methuen.
Dyfyniad Arddull Chicago
Daniels, P. W. Service Industries: A Geographical Appraisal. London ; New York: Methuen, 1985.
Dyfyniad MLA
Daniels, P. W. Service Industries: A Geographical Appraisal. Methuen, 1985.
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