Tohutoro APA (7th ed.)

Roll, E. (1956). A history of economic thought (3rd ed.). Prentice-Hall.

Tohutoru Kātū Chicago (17th ed.)

Roll, Erich. A History of Economic Thought. 3rd ed. Englewood Cliffs: Prentice-Hall, 1956.

Tohutoro MLA (9th ed.)

Roll, Erich. A History of Economic Thought. 3rd ed. Prentice-Hall, 1956.