Style de citation APA

Heal,Geoffrey. (1999). The economics of increasing returns. Edward Elgar.

Style de citation Chicago

Heal,Geoffrey. The Economics of Increasing Returns. U K: Edward Elgar, 1999.

Style de citation MLA

Heal,Geoffrey. The Economics of Increasing Returns. Edward Elgar, 1999.

Attention : ces citations peuvent ne pas être correctes à 100%.