HORSFIELD.A. (2009). EXCEL BASIC SKILL READING AND COMPREHENSION BOOK- 2 (REPRINTED.). SHETH PUBLISHING HOUSE.
Chicago Style aipamenaHORSFIELD.A. EXCEL BASIC SKILL READING AND COMPREHENSION BOOK- 2. REPRINTED. MUMBAI: SHETH PUBLISHING HOUSE, 2009.
MLA aipamenaHORSFIELD.A. EXCEL BASIC SKILL READING AND COMPREHENSION BOOK- 2. REPRINTED. SHETH PUBLISHING HOUSE, 2009.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.