Tohutoro APA (7th ed.)
Petchy, T. (1986). Style Council. Gammalibri.
Tohutoru Kātū Chicago (17th ed.)
Petchy, Tim. Style Council. Milano: Gammalibri, 1986.
Tohutoro MLA (9th ed.)
Petchy, Tim. Style Council. Gammalibri, 1986.
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