APA aipamena

Sperry, L. (2004). Effective Leadership: Strategies for Maximizing Executive Productivity and Health. Brunner-Routledge.

Chicago Style aipamena

Sperry, Len. Effective Leadership: Strategies for Maximizing Executive Productivity and Health. New York: Brunner-Routledge, 2004.

MLA aipamena

Sperry, Len. Effective Leadership: Strategies for Maximizing Executive Productivity and Health. Brunner-Routledge, 2004.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.