Deismireacht APA

Ehrlich, S. P. (1977). The seventy-fifth anniversary of the Pan American Health Organization.

Citação norma Chicago

Ehrlich, S. Paul. The Seventy-fifth Anniversary of the Pan American Health Organization. 1977.

Deismireacht MLA

Ehrlich, S. Paul. The Seventy-fifth Anniversary of the Pan American Health Organization. 1977.

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