Styl cytowania APA

Hobson, J. A., British Library, & Adam Matthew Digital. (1902). Imperialism: A study. Adam Matthew Digital.

Styl cytowania Chicago

Hobson, John Atkinson, British Library, i Adam Matthew Digital. Imperialism: A Study. Marlborough, England: Adam Matthew Digital, 1902.

Styl cytowania MLA

Hobson, John Atkinson, et al. Imperialism: A Study. Adam Matthew Digital, 1902.