National Center for Construction Education and Research (U.S). (2000). Maths: Basics version 2.5. National Center for Construction Education and Research.
Citação do estilo Chicago (17ª ed.)National Center for Construction Education and Research (U.S). Maths: Basics Version 2.5. United States: National Center for Construction Education and Research, 2000.
Citação MLA (8ª ed.)National Center for Construction Education and Research (U.S). Maths: Basics Version 2.5. National Center for Construction Education and Research, 2000.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.