Text ( visual ) : unmediated Modern English grammar for teachers / J.N. Hook, Michael G. Crowell. -- New York : Ronald Press , c1970. -- v, 291 p. : ill. ; 24 cm. -- Bibliography: p. 285. -- (BA37674901) ; https://ci.nii.ac.jp/ncid/BA37674901 Author Heading(s): Hook, J. N. (Julius Nicholas) ; Crowell, Michael G.. -- Classification(s): LCC : PE1065 ; DC : 428.2. -- Subject Heading(s): LCSH : English language -- Grammar -- Study and teaching ; LCSH : English teachers -- Training of