At your service :
Duckworth, Michael.
At your service : english for the travel and tourist industry. Workbook / Michael Duckworth. - 1a. ed. - Oxford : Oxford University Press, 1995. - 64 p.
INGLES --TEXTO DE ESTUDIO.
421.5 D836wb 1995
At your service : english for the travel and tourist industry. Workbook / Michael Duckworth. - 1a. ed. - Oxford : Oxford University Press, 1995. - 64 p.
INGLES --TEXTO DE ESTUDIO.
421.5 D836wb 1995