Dyfyniad APA

Curzon, G. (1970). Hidden Barriers to International Trade. London: Trade policy research centre.

Dyfyniad Arddull Chicago

Curzon, Gerard. Hidden Barriers to International Trade. London: Trade policy research centre, 1970.

Dyfyniad MLA

Curzon, Gerard. Hidden Barriers to International Trade. London: Trade policy research centre, 1970.

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