APA-referens

Lipsey, R. G. (1970). Theory of customs unions: A general equilibrium analysis. London school of economics.

Chicago-stil citat

Lipsey, Richard G. Theory of Customs Unions: A General Equilibrium Analysis. London: London school of economics, 1970.

MLA-referens

Lipsey, Richard G. Theory of Customs Unions: A General Equilibrium Analysis. London school of economics, 1970.

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