Greif, S., Heinz, M., Clairmont, H., & Stolz, V. Herder Handbuch. Paderborn.
Chicago Style aipamenaGreif, Stefan,, Marion Heinz, Heinrich Clairmont, and Violetta Stolz. Herder Handbuch. Paderborn.
MLA aipamenaGreif, Stefan,, Marion Heinz, Heinrich Clairmont, and Violetta Stolz. Herder Handbuch. Paderborn.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.