PNG, I. (2013). Managerial Economics - 4th Edition. Routledge Taylor & Francis Group.
Citazione stile Chigago Style (17a edizione)PNG, Ivan. Managerial Economics - 4th Edition. London: Routledge Taylor & Francis Group, 2013.
Citatione MLA (9a ed.)PNG, Ivan. Managerial Economics - 4th Edition. Routledge Taylor & Francis Group, 2013.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.