APA (7th ed.) Zitazioa
Roepke, H. G. (1956). Movements of the British iron and steel industry: 1720 to 1951. Univ. of Illinois Pr.
Chicago Style (17th ed.) Zitazioa
Roepke, Howard G. Movements of the British Iron and Steel Industry: 1720 to 1951. Urbana: Univ. of Illinois Pr, 1956.
MLA (9th ed.) Zitazioa
Roepke, Howard G. Movements of the British Iron and Steel Industry: 1720 to 1951. Univ. of Illinois Pr, 1956.
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