Hardern, G. (1979). Business organization and management. Philip Allan Publishers Limited.
استشهاد بنمط شيكاغوHardern, Geoff. Business Organization and Management. Oxford: Philip Allan Publishers Limited, 1979.
MLA استشهادHardern, Geoff. Business Organization and Management. Philip Allan Publishers Limited, 1979.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.