APA aipamena

Unknown. (2023). The naturalists’ directory. Samuel E. Cassino, U.S.A.

Chicago Style aipamena

Unknown. The Naturalists’ Directory. Samuel E. Cassino, U.S.A, 2023.

MLA aipamena

Unknown. The Naturalists’ Directory. Samuel E. Cassino, U.S.A, 2023.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.