APA (7 ম সংস্করণ) উদ্ধৃতি

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

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

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

M.L.A (9 ম সংস্করণ) উদ্ধৃতি

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