TRIMMER ERIC. (1988). KNOWING ANOUT SEX. BRITISH MEDICAL ASSOCIATIONS JAICO PUBLISHING HOU.
Chicago-viite (17. p.)TRIMMER ERIC. KNOWING ANOUT SEX. NEW DELHI: BRITISH MEDICAL ASSOCIATIONS JAICO PUBLISHING HOU, 1988.
MLA-viite (9. p.)TRIMMER ERIC. KNOWING ANOUT SEX. BRITISH MEDICAL ASSOCIATIONS JAICO PUBLISHING HOU, 1988.
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