BARUFALDI, J. P. (1984). Heath Science James P. Barufaldi, George T. Ladd, Alice Johnson Moses. DC Heath and Company.
Lua i Stíl Chicago (17ú heag.)BARUFALDI, James P...[et.al.]. Heath Science James P. Barufaldi, George T. Ladd, Alice Johnson Moses. DC Heath and Company, 1984.
Lua MLA (8ú heag.)BARUFALDI, James P...[et.al.]. Heath Science James P. Barufaldi, George T. Ladd, Alice Johnson Moses. DC Heath and Company, 1984.
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