APA aipamena

DR RAM, U. /. H. COLLINS EXPLORING GRAMMAR- 4. COLLINS.

Chicago Style aipamena

DR RAM, USHA / HANDS. COLLINS EXPLORING GRAMMAR- 4. COLLINS.

MLA aipamena

DR RAM, USHA / HANDS. COLLINS EXPLORING GRAMMAR- 4. COLLINS.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.