Παραπομπή APA

Hewitt de Alcantara, C. (1996). Social futures, global visions.

Παραπομπή Chicago Style

Hewitt de Alcantara, Cynthia. Social Futures, Global Visions. United Kingdom, Blackwell publishers, 1996.

Παραπομπή MLA

Hewitt de Alcantara, Cynthia. Social Futures, Global Visions. 1996.