Challenges in a world of English. Plovdiv: Lettera, 2003 156 p.: ill. 954-516-368-2.
Challenges in a world of English. Plovdiv: Lettera, 2003 156 p.: ill. 954-516-368-2.
(2003) Challenges in a world of English, Plovdiv: Lettera 156 p.: ill. 954-516-368-2.
(2003). Challenges in a world of English. Student's Book for the 10th grade of English language schools: Part 2. Plovdiv: Lettera, 156 p.: ill.
Challenges in a world of English: Student's Book for the 10th grade of English language schools: Part 2. Plovdiv: Lettera; 2003. p. 156 p.: ill. ISBN: 954-516-368-2.
