APA-viite (7. p.)
CURRY, S., & ET AL. (1999). USE AND COST EFFECTIVENESS OF SMOKING-CESSATION SERVICES UNDER FOUR INSURANCE PLANS IN A HEALTH MAINTENANCE ORGANIZATION.
Chicago-viite (17. p.)
CURRY, S.J, ja ET AL. USE AND COST EFFECTIVENESS OF SMOKING-CESSATION SERVICES UNDER FOUR INSURANCE PLANS IN A HEALTH MAINTENANCE ORGANIZATION. 1999.
MLA-viite (9. p.)
CURRY, S.J, ja ET AL. USE AND COST EFFECTIVENESS OF SMOKING-CESSATION SERVICES UNDER FOUR INSURANCE PLANS IN A HEALTH MAINTENANCE ORGANIZATION. 1999.
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