Horney, A.S..
The Teaching of Structural Words and Sentence Patterns / - Fourth impression 19 / - London W.1 : Oxford University Press. - p.162,xx :
P,6:2(T:3) / K4
The Teaching of Structural Words and Sentence Patterns / - Fourth impression 19 / - London W.1 : Oxford University Press. - p.162,xx :
P,6:2(T:3) / K4