Παραπομπή APA

Donaldson, P. (1973). Economics of the real world. London: British Broadcasting Corporation and Penguin Books.

Παραπομπή Chicago Style

Donaldson, Peter. Economics of the Real World. London: British Broadcasting Corporation and Penguin Books, 1973.

Παραπομπή MLA

Donaldson, Peter. Economics of the Real World. London: British Broadcasting Corporation and Penguin Books, 1973.

Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.