Johnson, E., & Kroos, E. (1960). American economy its origin, development and transformation: An introduction to economics. N.J Prentice Hall.
استشهاد بنمط شيكاغوJohnson, E.A.J, و E. Kroos. American Economy Its Origin, Development and Transformation: An Introduction to Economics. N.J Prentice Hall, 1960.
MLA استشهادJohnson, E.A.J, و E. Kroos. American Economy Its Origin, Development and Transformation: An Introduction to Economics. N.J Prentice Hall, 1960.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.