Forster, R. E. (1986). The lung physiology basis of pulmonary function tests (3ª ed.). Year Book Medical.
Lua i Stíl Chicago (17ú heag.)Forster, Robert E. The Lung Physiology Basis of Pulmonary Function Tests. 3ª ed. Year Book Medical, 1986.
Lua MLA (9ú heag.)Forster, Robert E. The Lung Physiology Basis of Pulmonary Function Tests. 3ª ed. Year Book Medical, 1986.
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