Ames, M. U. (1961). Teacher's manual. Prentice-Hall.
Lua i Stíl Chicago (17ú heag.)Ames, Maurice U. Teacher's Manual. Englewood Cliffs, N.J.: Prentice-Hall, 1961.
Lua MLA (8ú heag.)Ames, Maurice U. Teacher's Manual. Prentice-Hall, 1961.
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