Gaya APA

Buchanan, J, S, M, C, W, E, C, E, P, H, M, R. (2004). On Liberty . : Barnes & Noble.

Gaya MLA

Buchanan, John, Stuart, Mill;, Charles, W., Elliott;, Charles, Elliott;, Patrick, Hayden;, McCallum,, Ronald. "On Liberty". : Barnes & Noble, 2004. eBook - PDF.