Não informado. (1971). American Family Physician. American Academy of Family Physicians.
Chicago Style (17th ed.) CitationNão informado. American Family Physician. Kansas City, Kan: American Academy of Family Physicians, 1971.
MLA (8th ed.) CitationNão informado. American Family Physician. American Academy of Family Physicians, 1971.
Warning: These citations may not always be 100% accurate.