APA-viite (7. p.)
HVIDTFELDT, U., & ET AL. (2011). INFLUENCE OF SMOKING AND ALCOHOL CONSUMPTION ON ADMISSIONS AND DURATION OF HOSPITALIZATION.
Chicago-viite (17. p.)
HVIDTFELDT, U.A, ja ET AL. INFLUENCE OF SMOKING AND ALCOHOL CONSUMPTION ON ADMISSIONS AND DURATION OF HOSPITALIZATION. 2011.
MLA-viite (9. p.)
HVIDTFELDT, U.A, ja ET AL. INFLUENCE OF SMOKING AND ALCOHOL CONSUMPTION ON ADMISSIONS AND DURATION OF HOSPITALIZATION. 2011.
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