Szkutnik, L.L. Thinking in English / L.L. Szkutnik - Warsawa : Panstwowe wydawnictwonaukowe, 1975 - 441 p. Subjects--Topical Terms: Tiếng Anh--Cách dùngEnglish language--UsageEnglish language Dewey Class. No.: 420 / SZK 1975