APA aipamena

Bell J. Jan & Gower R. Roger. (1999). Matters. Intermediate: Student's Book. Longman, 1999.

Chicago Style aipamena

Bell J. Jan and Gower R. Roger. Matters. Intermediate: Student's Book. Longman, 1999, 1999.

MLA aipamena

Bell J. Jan and Gower R. Roger. Matters. Intermediate: Student's Book. Longman, 1999, 1999.