Berg ,Paul. C. (1971). Teaching efficient reading. Central Institute of Indian languages.
Chicago Style aipamenaBerg ,Paul. C. Teaching Efficient Reading. Central Institute of Indian languages: Central Institute of Indian languages, 1971.
MLA aipamenaBerg ,Paul. C. Teaching Efficient Reading. Central Institute of Indian languages, 1971.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.