Pearce,. (1965). An Outline history of civilization. (2nd ed.). O.U.Pr.
Cita Chicago Style (17a ed.)Pearce. An Outline History of Civilization. 2nd ed. Delhi,: O.U.Pr, 1965.
Cita MLA (9a ed.)Pearce. An Outline History of Civilization. 2nd ed. O.U.Pr, 1965.
Precaución: Estas citas no son 100% exactas.