APA aipamena

Hearing instruments. Duluth, Minn.: Harcourt Brace Jovanovich.

Chicago Style aipamena

Hearing Instruments. Duluth, Minn.: Harcourt Brace Jovanovich.

MLA aipamena

Hearing Instruments. Duluth, Minn.: Harcourt Brace Jovanovich.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.