Citazione APA

Tran, X. D. (2009). US Culture thru Speaking: Teachers' help. H: University of Education Publishing house.

Stile di citazione Chicago

Tran, Xuan Diep. US Culture Thru Speaking: Teachers' Help. H: University of Education Publishing house, 2009.

Citazione MLA

Tran, Xuan Diep. US Culture Thru Speaking: Teachers' Help. H: University of Education Publishing house, 2009.

Attenzione: Queste citazioni potrebbero non essere precise al 100%.