Voices From the Hills: Selected Readings of Southern AppalachiaRobert Higgs, Ambrose ManningHäftad, 20012 067 kr
Hazardous to Our Health?Robert Higgs, Ronald W. Hansen, Paul H. Rubin, Robert HiggsHäftad, 1995191 kr
Neither Liberty Nor Safety: Fear, Ideology, and the Growth of GovernmentRobert HiggsHäftad, 2007216 kr
