Whitelaw, R. (1969). Marketing and economics: An introduction to the use of economic indieators. Pergamon Press.
استشهاد بنمط شيكاغوWhitelaw, R.R.P. Marketing and Economics: An Introduction to the Use of Economic Indieators. Paris: Pergamon Press, 1969.
MLA استشهادWhitelaw, R.R.P. Marketing and Economics: An Introduction to the Use of Economic Indieators. Pergamon Press, 1969.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.