Giersh, H. (1989). The ethics of economic freedom. Centre for Independent Studies.
Citazione stile Chigago Style (17a edizione)Giersh, Herbert. The Ethics of Economic Freedom. St. Leonards, NSW: Centre for Independent Studies, 1989.
Citatione MLA (9a ed.)Giersh, Herbert. The Ethics of Economic Freedom. Centre for Independent Studies, 1989.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.