Gaya APA

Quigley, J, V. (1993). Vision : How Leaders Develop it, Share it, Sustain it . San Frncisco: Oxford Univ Press New York Tokyo 1995.

Gaya MLA

Quigley, Joseph, V.. "Vision : How Leaders Develop it, Share it, Sustain it". San Frncisco: Oxford Univ Press New York Tokyo 1995, 1993. Text.