發送短信 : An Investigation into Gender Bias in Vietnamese Secondary School EFL Textbook Dialogues

 _    _      ___     ______      ___      _____   
| || | ||   / _ \\  |      \\   / _ \\   /  ___|| 
| || | ||  / //\ \\ |  --  //  / //\ \\ | // __   
| \\_/ || |  ___  |||  --  \\ |  ___  ||| \\_\ || 
 \____//  |_||  |_|||______// |_||  |_|| \____//  
  `---`   `-`   `-` `------`  `-`   `-`   `---`