APA aipamena

Strock, J. M. (2001). Theodore Roosevelt on Leadership. Forum Prima.

Chicago Style aipamena

Strock, James M. Theodore Roosevelt on Leadership. Forum Prima, 2001.

MLA aipamena

Strock, James M. Theodore Roosevelt on Leadership. Forum Prima, 2001.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.