APA aipamena

U. S. Jackies guarding Naval Academy, Vera Cruz. Underwood & Underwood.

Chicago Style aipamena

U. S. Jackies Guarding Naval Academy, Vera Cruz. Underwood & Underwood.

MLA aipamena

U. S. Jackies Guarding Naval Academy, Vera Cruz. Underwood & Underwood.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.