Dyfyniad APA

Harford,Tim. (2017). Fifty things that made the modern economy (NA.). Little,Brown.

Dyfyniad Arddull Chicago

Harford,Tim. Fifty Things That Made the Modern Economy. NA. UK: Little,Brown, 2017.

Dyfyniad MLA

Harford,Tim. Fifty Things That Made the Modern Economy. NA. Little,Brown, 2017.

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