APA

Gibbon E., . (1963). Gibbons decline and fall of the Roman empire, Vol.02. : Washington Square Press, New York.

Chicago

Gibbon Edward, . 1963. Gibbons decline and fall of the Roman empire, Vol.02. : Washington Square Press, New York.

Harvard

Gibbon E., . (1963). Gibbons decline and fall of the Roman empire, Vol.02. : Washington Square Press, New York.

MLA

Gibbon Edward, . Gibbons decline and fall of the Roman empire, Vol.02. : Washington Square Press, New York. 1963.