American Congress on Surveying and Mapping & National Society of Professional Surveyors (U.S.). (1988). Sample contracts manual. American Congress on Surveying and Mapping.
Citação do estilo Chicago (17ª ed.)American Congress on Surveying and Mapping e National Society of Professional Surveyors (U.S.). Sample Contracts Manual. Falls Chuch, Va.: American Congress on Surveying and Mapping, 1988.
Citação MLA (8ª ed.)American Congress on Surveying and Mapping e National Society of Professional Surveyors (U.S.). Sample Contracts Manual. American Congress on Surveying and Mapping, 1988.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.