Cita APA (7th ed.)

Richardson, W. B., & Feldhusen, J. F. (1990). Leadership education: Developing skills for youth. Hawker Brownlow Education.

Cita Chicago (17th ed.)

Richardson, William B., i John F. Feldhusen. Leadership Education: Developing Skills for Youth. Cheltenham, Vic.: Hawker Brownlow Education, 1990.

Cita MLA (8th ed.)

Richardson, William B., i John F. Feldhusen. Leadership Education: Developing Skills for Youth. Hawker Brownlow Education, 1990.