APA aipamena

Kelly, A., & Poe, E. A. (2008). The fall of the house of Usher: Level 3. Harlow: Pearson Education.

Chicago Style aipamena

Kelly, Adrian., và Edgar Allan Poe. The Fall of the House of Usher: Level 3. Harlow: Pearson Education, 2008.

MLA aipamena

Kelly, Adrian., và Edgar Allan Poe. The Fall of the House of Usher: Level 3. Harlow: Pearson Education, 2008.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.