APA aipamena

Esthus, R. A. (1970). Theodore Roosevelt and the international rivalries. Ginn-Blaisdell.

Chicago Style aipamena

Esthus, Raymond A. Theodore Roosevelt and the International Rivalries. Waltham, Mass: Ginn-Blaisdell, 1970.

MLA aipamena

Esthus, Raymond A. Theodore Roosevelt and the International Rivalries. Ginn-Blaisdell, 1970.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.