Furay, C., & Salevouris, M. J. (2010). The methods and skills of history: A practical guide (3rd ed.). Harlan Davidson.
Lua i Stíl Chicago (17ú heag.)Furay, Conal, agus Michael J. Salevouris. The Methods and Skills of History: A Practical Guide. 3rd ed. Wheeling, Ill.: Harlan Davidson, 2010.
Lua MLA (8ú heag.)Furay, Conal, agus Michael J. Salevouris. The Methods and Skills of History: A Practical Guide. 3rd ed. Harlan Davidson, 2010.
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