Frendo, E. (2012). English for construction 2 A2-B1: Vocational English course book. Harlow: Pearson.
Dyfyniad Arddull ChicagoFrendo, Evan. English for Construction 2 A2-B1: Vocational English Course Book. Harlow: Pearson, 2012.
Dyfyniad MLAFrendo, Evan. English for Construction 2 A2-B1: Vocational English Course Book. Harlow: Pearson, 2012.
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