Andrews, S. (2013). Hotel housekeeping: :a training manual (3rd ed.). McGraw Hill Education(India).
Chicago-tyylinen lähdeviittausAndrews, Sudhir. Hotel Housekeeping: :a Training Manual. 3rd ed. New Delhi: McGraw Hill Education(India), 2013.
MLA-viiteAndrews, Sudhir. Hotel Housekeeping: :a Training Manual. 3rd ed. McGraw Hill Education(India), 2013.
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