From substitution to substance
Paulston, Christina Bratt
From substitution to substance a handbook of structural pattern drills Christina Bratt Paulston [and] Mary Newton Bruder. - Rowley, Mass. Newbury House Publishers [1975] - v, 196 p.
Bibliographical footnotes.
English language--Study and teaching.
From substitution to substance a handbook of structural pattern drills Christina Bratt Paulston [and] Mary Newton Bruder. - Rowley, Mass. Newbury House Publishers [1975] - v, 196 p.
Bibliographical footnotes.
English language--Study and teaching.