Tohutoro APA (7th ed.)
Carlson, M. (2001). Sergio Leone. Pocket Essentials.
Tohutoru Kātū Chicago (17th ed.)
Carlson, Michael. Sergio Leone. Harpenden: Pocket Essentials, 2001.
Tohutoro MLA (9th ed.)
Carlson, Michael. Sergio Leone. Pocket Essentials, 2001.
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