Cita APA (7th ed.)

ebrary, Inc, Tarr, G. A., & Williams, R. F. (2006). State constitutions for the twenty-first century. State University of New York Press.

Cita Chicago (17th ed.)

ebrary, Inc, G. Alan Tarr, i Robert F. Williams. State Constitutions for the Twenty-first Century. Albany: State University of New York Press, 2006.

Cita MLA (9th ed.)

ebrary, Inc, et al. State Constitutions for the Twenty-first Century. State University of New York Press, 2006.