APA
World Organization of national Colleges A. a. A. A. o. G. P., Family Physicians. Classification Committee, . (1979). ICHPPC-2 : international classification of health problems in primary care (1979 revision). Oxford: Oxford Medical Publications.
Chicago
World Organization of national Colleges Academics and Academic Associations of General Practitioners, Family Physicians. Classification Committee, . 1979. ICHPPC-2 : international classification of health problems in primary care (1979 revision). Oxford: Oxford Medical Publications.
Harvard
World Organization of national Colleges A. a. A. A. o. G. P., Family Physicians. Classification Committee, . (1979). ICHPPC-2 : international classification of health problems in primary care (1979 revision). Oxford: Oxford Medical Publications.
MLA
World Organization of national Colleges Academics and Academic Associations of General Practitioners, Family Physicians. Classification Committee, . ICHPPC-2 : international classification of health problems in primary care (1979 revision). Oxford: Oxford Medical Publications. 1979.