Organisation for Economics Co-operation and Development. (1979). The engineering industries in OECD member countries: Basic statistics 1974-1977. Paris: Organisation for Economics Co-operation and Development.
استشهاد بنمط شيكاغوOrganisation for Economics Co-operation and Development. The Engineering Industries in OECD Member Countries: Basic Statistics 1974-1977. Paris: Organisation for Economics Co-operation and Development, 1979.
MLA استشهادOrganisation for Economics Co-operation and Development. The Engineering Industries in OECD Member Countries: Basic Statistics 1974-1977. Paris: Organisation for Economics Co-operation and Development, 1979.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.