Hello World In Assembly

.MODEL SMALL
.STACK 100H
.DATA
 HELLO DB 'HELLO WORLD$'
 
.CODE
 MAIN PROC
 
 MOV AX,@DATA
 MOV DS,AX
 
 LEA DX,HELLO
 MOV AH,9
 INT 21H
 
 MOV AH,4CH
 INT 21H
 
 MAIN ENDP
END MAIN