APA stil citiranja

Headrick, D. R. (1981). The tools of empire: The tools of empire : technology and European imperialism in the nineteenth century. New York, [N.Y.] ; Oxford: Oxford University Press.

Chicago stil citiranja

Headrick, Daniel R. The tools of empire: The tools of empire : technology and European imperialism in the nineteenth century. New York, [N.Y.] ; Oxford: Oxford University Press, 1981.

MLA stil citiranja

Headrick, Daniel R. The tools of empire: The tools of empire : technology and European imperialism in the nineteenth century. New York, [N.Y.] ; Oxford: Oxford University Press, 1981.