Citazione Stile APA (7a Edizione)

Pearce,. (1965). An Outline history of civilization. (2nd ed.). O.U.Pr.

Citazione stile Chigago Style (17a edizione)

Pearce. An Outline History of Civilization. 2nd ed. Delhi,: O.U.Pr, 1965.

Citatione MLA (9a ed.)

Pearce. An Outline History of Civilization. 2nd ed. O.U.Pr, 1965.