APA-referens (7:e uppl.)

Não informado. (1978). Scanning. Foundation for Advances in Medicine and Science.

Chicago-referens (17:e uppl.)

Não informado. Scanning. Mahwah, NJ: Foundation for Advances in Medicine and Science, 1978.

MLA-referens (8:e uppl.)

Não informado. Scanning. Foundation for Advances in Medicine and Science, 1978.

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