APA-viite

Warmington, E. (1974). Commerce between the Roman empire and India. Vikas Publishing House.

Chicago-tyylinen lähdeviittaus

Warmington, E.H. Commerce Between the Roman Empire and India. London: Vikas Publishing House, 1974.

MLA-viite

Warmington, E.H. Commerce Between the Roman Empire and India. Vikas Publishing House, 1974.