APA ציטוט

Sperry, L. . . .. (2000). Effective leadership: Strategies for maximizing executive productivity and health. Routledge.

Chicago Edition Citation

Sperry, Len. Effective Leadership: Strategies for Maximizing Executive Productivity and Health. London: Routledge, 2000.

ציטוט MLA

Sperry, Len. Effective Leadership: Strategies for Maximizing Executive Productivity and Health. Routledge, 2000.