APA
United States. Preventive services task force, . (1989). Guide to clinical preventive services : an assessment of the effectiveness of 169 interventions : report of the U.S. preventive services. Baltimore: Lippincott Williams & Wilkins.
Chicago
United States. Preventive services task force, . 1989. Guide to clinical preventive services : an assessment of the effectiveness of 169 interventions : report of the U.S. preventive services. Baltimore: Lippincott Williams & Wilkins.
Harvard
United States. Preventive services task force, . (1989). Guide to clinical preventive services : an assessment of the effectiveness of 169 interventions : report of the U.S. preventive services. Baltimore: Lippincott Williams & Wilkins.
MLA
United States. Preventive services task force, . Guide to clinical preventive services : an assessment of the effectiveness of 169 interventions : report of the U.S. preventive services. Baltimore: Lippincott Williams & Wilkins. 1989.