Harkess, S., & Wherly, M. (1984). With Pleasure!: English for hotel service staff. UK: British Council and the Centre for British Teachers.
শিকাগো স্টাইলে সাইটেশনHarkess, Shiona, এবং Micheal Wherly. With Pleasure!: English for Hotel Service Staff. UK: British Council and the Centre for British Teachers, 1984.
এমএলএ সাইটেশনHarkess, Shiona, এবং Micheal Wherly. With Pleasure!: English for Hotel Service Staff. UK: British Council and the Centre for British Teachers, 1984.
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