Citazione APA

Barrow, J. D. (1991). Theories of everything: The quest for ultimate explanation. Vintage Press.

Stile di citazione Chicago

Barrow, John D. Theories of Everything: The Quest for Ultimate Explanation. London: Vintage Press, 1991.

Citazione MLA

Barrow, John D. Theories of Everything: The Quest for Ultimate Explanation. Vintage Press, 1991.