Robbins,Lionel. (1997). Economic Science and Political Economy. MAc Millan.
Chicago Style citaatRobbins,Lionel. Economic Science and Political Economy. London: MAc Millan, 1997.
MLA citatieRobbins,Lionel. Economic Science and Political Economy. MAc Millan, 1997.
Let op: Deze citaties zijn niet altijd 100% accuraat.