Cita APA (7a ed.)

PERC (Bozeman, Mont.). (1995). PERC policy series. Political Economy Research Center.

Cita Chicago Style (17a ed.)

PERC (Bozeman, Mont.). PERC Policy Series. Bozeman, MT: Political Economy Research Center, 1995.

Cita MLA (9a ed.)

PERC (Bozeman, Mont.). PERC Policy Series. Political Economy Research Center, 1995.