American Psychological Association. (1991). Policy statements on lesbian and gay issues: Committee on lesbian and gay concerns. American Psychological Association.
Chicago-viite (17. p.)American Psychological Association. Policy Statements on Lesbian and Gay Issues: Committee on Lesbian and Gay Concerns. Washington: American Psychological Association, 1991.
MLA-viite (8. p.)American Psychological Association. Policy Statements on Lesbian and Gay Issues: Committee on Lesbian and Gay Concerns. American Psychological Association, 1991.
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