APA aipamena

(2001). HealthLeaders. Brentwood, TN: HealthLeaders, Inc..

Chicago Style aipamena

HealthLeaders. Brentwood, TN: HealthLeaders, Inc., 2001.

MLA aipamena

HealthLeaders. Brentwood, TN: HealthLeaders, Inc., 2001.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.