Gaya APA

Erhard, L. (1962). Prosperity through competition, [transl.by E.T.Roberts & J.B.Wood, 3d ed.]. : Wohlstand für alle. Tjet.pertama ed.Inggeris 1958. . London: Thames and Hudson.

Gaya MLA

Erhard, Ludwig.. "Prosperity through competition, [transl.by E.T.Roberts & J.B.Wood, 3d ed.]. : Wohlstand für alle. Tjet.pertama ed.Inggeris 1958. ". London: Thames and Hudson, 1962. Buku.