Harries, A., Maher, D., & Graham, S. (2004). A clinical manual (2 ed.). WHO.
Lua i Stíl Chicago (17ú heag.)Harries, Anthony, Dermot Maher, agus Stephen Graham. A Clinical Manual. 2 ed. Geneva: WHO, 2004.
Lua MLA (9ú heag.)Harries, Anthony, et al. A Clinical Manual. 2 ed. WHO, 2004.
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