Szkutnik, Leszek. <br/><br/>
Practice makes perfect :  gramatyka angielska w dialogach. 

 - Warszawa :  Wiedza Powszechna,  1968. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>English language -- Textbooks for foreign speakers -- Polish.--English language -- Textbooks for foreign speakers -- Polish.--English language -- Textbooks for foreign speakers -- Polish.